diff --git a/backend/ee/onyx/access/access.py b/backend/ee/onyx/access/access.py
index 684b575ac43..558699d6170 100644
--- a/backend/ee/onyx/access/access.py
+++ b/backend/ee/onyx/access/access.py
@@ -3,6 +3,10 @@
 from ee.onyx.db.external_perm import fetch_external_groups_for_user
 from ee.onyx.db.user_group import fetch_user_groups_for_documents
 from ee.onyx.db.user_group import fetch_user_groups_for_user
+from ee.onyx.external_permissions.post_query_censoring import (
+    DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION,
+)
+from ee.onyx.external_permissions.sync_params import DOC_PERMISSIONS_FUNC_MAP
 from onyx.access.access import (
     _get_access_for_documents as get_access_for_documents_without_groups,
 )
@@ -10,6 +14,7 @@
 from onyx.access.models import DocumentAccess
 from onyx.access.utils import prefix_external_group
 from onyx.access.utils import prefix_user_group
+from onyx.db.document import get_document_sources
 from onyx.db.document import get_documents_by_ids
 from onyx.db.models import User
 
@@ -52,9 +57,20 @@ def _get_access_for_documents(
     )
     doc_id_map = {doc.id: doc for doc in documents}
 
+    # Get all sources in one batch
+    doc_id_to_source_map = get_document_sources(
+        db_session=db_session,
+        document_ids=document_ids,
+    )
+
     access_map = {}
     for document_id, non_ee_access in non_ee_access_dict.items():
         document = doc_id_map[document_id]
+        source = doc_id_to_source_map.get(document_id)
+        is_only_censored = (
+            source in DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION
+            and source not in DOC_PERMISSIONS_FUNC_MAP
+        )
 
         ext_u_emails = (
             set(document.external_user_emails)
@@ -70,7 +86,11 @@ def _get_access_for_documents(
 
         # If the document is determined to be "public" externally (through a SYNC connector)
         # then it's given the same access level as if it were marked public within Onyx
-        is_public_anywhere = document.is_public or non_ee_access.is_public
+        # If its censored, then it's public anywhere during the search and then permissions are
+        # applied after the search
+        is_public_anywhere = (
+            document.is_public or non_ee_access.is_public or is_only_censored
+        )
 
         # To avoid collisions of group namings between connectors, they need to be prefixed
         access_map[document_id] = DocumentAccess(
diff --git a/backend/ee/onyx/db/external_perm.py b/backend/ee/onyx/db/external_perm.py
index 97039f36d13..16de8bb4110 100644
--- a/backend/ee/onyx/db/external_perm.py
+++ b/backend/ee/onyx/db/external_perm.py
@@ -10,6 +10,7 @@
 from onyx.configs.constants import DocumentSource
 from onyx.db.models import User__ExternalUserGroupId
 from onyx.db.users import batch_add_ext_perm_user_if_not_exists
+from onyx.db.users import get_user_by_email
 from onyx.utils.logger import setup_logger
 
 logger = setup_logger()
@@ -106,3 +107,21 @@ def fetch_external_groups_for_user(
             User__ExternalUserGroupId.user_id == user_id
         )
     ).all()
+
+
+def fetch_external_groups_for_user_email_and_group_ids(
+    db_session: Session,
+    user_email: str,
+    group_ids: list[str],
+) -> list[User__ExternalUserGroupId]:
+    user = get_user_by_email(db_session=db_session, email=user_email)
+    if user is None:
+        return []
+    user_id = user.id
+    user_ext_groups = db_session.scalars(
+        select(User__ExternalUserGroupId).where(
+            User__ExternalUserGroupId.user_id == user_id,
+            User__ExternalUserGroupId.external_user_group_id.in_(group_ids),
+        )
+    ).all()
+    return list(user_ext_groups)
diff --git a/backend/ee/onyx/external_permissions/post_query_censoring.py b/backend/ee/onyx/external_permissions/post_query_censoring.py
new file mode 100644
index 00000000000..4d25643eb7e
--- /dev/null
+++ b/backend/ee/onyx/external_permissions/post_query_censoring.py
@@ -0,0 +1,84 @@
+from collections.abc import Callable
+
+from ee.onyx.db.connector_credential_pair import get_all_auto_sync_cc_pairs
+from ee.onyx.external_permissions.salesforce.postprocessing import (
+    censor_salesforce_chunks,
+)
+from onyx.configs.constants import DocumentSource
+from onyx.context.search.pipeline import InferenceChunk
+from onyx.db.engine import get_session_context_manager
+from onyx.db.models import User
+from onyx.utils.logger import setup_logger
+
+logger = setup_logger()
+
+DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION: dict[
+    DocumentSource,
+    # list of chunks to be censored and the user email. returns censored chunks
+    Callable[[list[InferenceChunk], str], list[InferenceChunk]],
+] = {
+    DocumentSource.SALESFORCE: censor_salesforce_chunks,
+}
+
+
+def _get_all_censoring_enabled_sources() -> set[DocumentSource]:
+    """
+    Returns the set of sources that have censoring enabled.
+    This is based on if the access_type is set to sync and the connector
+    source is included in DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION.
+
+    NOTE: This means if there is a source has a single cc_pair that is sync,
+    all chunks for that source will be censored, even if the connector that
+    indexed that chunk is not sync. This was done to avoid getting the cc_pair
+    for every single chunk.
+    """
+    with get_session_context_manager() as db_session:
+        enabled_sync_connectors = get_all_auto_sync_cc_pairs(db_session)
+        return {
+            cc_pair.connector.source
+            for cc_pair in enabled_sync_connectors
+            if cc_pair.connector.source in DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION
+        }
+
+
+# NOTE: This is only called if ee is enabled.
+def _post_query_chunk_censoring(
+    chunks: list[InferenceChunk],
+    user: User | None,
+) -> list[InferenceChunk]:
+    """
+    This function checks all chunks to see if they need to be sent to a censoring
+    function. If they do, it sends them to the censoring function and returns the
+    censored chunks. If they don't, it returns the original chunks.
+    """
+    if user is None:
+        # if user is None, permissions are not enforced
+        return chunks
+
+    chunks_to_keep = []
+    chunks_to_process: dict[DocumentSource, list[InferenceChunk]] = {}
+
+    sources_to_censor = _get_all_censoring_enabled_sources()
+    for chunk in chunks:
+        # Separate out chunks that require permission post-processing by source
+        if chunk.source_type in sources_to_censor:
+            chunks_to_process.setdefault(chunk.source_type, []).append(chunk)
+        else:
+            chunks_to_keep.append(chunk)
+
+    # For each source, filter out the chunks using the permission
+    # check function for that source
+    # TODO: Use a threadpool/multiprocessing to process the sources in parallel
+    for source, chunks_for_source in chunks_to_process.items():
+        censor_chunks_for_source = DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION[source]
+        try:
+            censored_chunks = censor_chunks_for_source(chunks_for_source, user.email)
+        except Exception as e:
+            logger.exception(
+                f"Failed to censor chunks for source {source} so throwing out all"
+                f" chunks for this source and continuing: {e}"
+            )
+            continue
+        chunks_to_keep.extend(censored_chunks)
+
+    return chunks_to_keep
diff --git a/backend/ee/onyx/external_permissions/salesforce/postprocessing.py b/backend/ee/onyx/external_permissions/salesforce/postprocessing.py
new file mode 100644
index 00000000000..58480aa24a6
--- /dev/null
+++ b/backend/ee/onyx/external_permissions/salesforce/postprocessing.py
@@ -0,0 +1,226 @@
+import time
+
+from ee.onyx.db.external_perm import fetch_external_groups_for_user_email_and_group_ids
+from ee.onyx.external_permissions.salesforce.utils import (
+    get_any_salesforce_client_for_doc_id,
+)
+from ee.onyx.external_permissions.salesforce.utils import get_objects_access_for_user_id
+from ee.onyx.external_permissions.salesforce.utils import (
+    get_salesforce_user_id_from_email,
+)
+from onyx.configs.app_configs import BLURB_SIZE
+from onyx.context.search.models import InferenceChunk
+from onyx.db.engine import get_session_context_manager
+from onyx.utils.logger import setup_logger
+
+logger = setup_logger()
+
+
+# Types
+ChunkKey = tuple[str, int]  # (doc_id, chunk_id)
+ContentRange = tuple[int, int | None]  # (start_index, end_index) None means to the end
+
+
+# NOTE: Used for testing timing
+def _get_dummy_object_access_map(
+    object_ids: set[str], user_email: str, chunks: list[InferenceChunk]
+) -> dict[str, bool]:
+    time.sleep(0.15)
+    # return {object_id: True for object_id in object_ids}
+    import random
+
+    return {object_id: random.choice([True, False]) for object_id in object_ids}
+
+
+def _get_objects_access_for_user_email_from_salesforce(
+    object_ids: set[str],
+    user_email: str,
+    chunks: list[InferenceChunk],
+) -> dict[str, bool] | None:
+    """
+    This function wraps the salesforce call as we may want to change how this
+    is done in the future. (E.g. replace it with the above function)
+    """
+    # This is cached in the function so the first query takes an extra 0.1-0.3 seconds
+    # but subsequent queries for this source are essentially instant
+    first_doc_id = chunks[0].document_id
+    with get_session_context_manager() as db_session:
+        salesforce_client = get_any_salesforce_client_for_doc_id(
+            db_session, first_doc_id
+        )
+
+    # This is cached in the function so the first query takes an extra 0.1-0.3 seconds
+    # but subsequent queries by the same user are essentially instant
+    start_time = time.time()
+    user_id = get_salesforce_user_id_from_email(salesforce_client, user_email)
+    end_time = time.time()
+    logger.info(
+        f"Time taken to get Salesforce user ID: {end_time - start_time} seconds"
+    )
+    if user_id is None:
+        return None
+
+    # This is the only query that is not cached in the function
+    # so it takes 0.1-0.2 seconds total
+    object_id_to_access = get_objects_access_for_user_id(
+        salesforce_client, user_id, list(object_ids)
+    )
+    return object_id_to_access
+
+
+def _extract_salesforce_object_id_from_url(url: str) -> str:
+    return url.split("/")[-1]
+
+
+def _get_object_ranges_for_chunk(
+    chunk: InferenceChunk,
+) -> dict[str, list[ContentRange]]:
+    """
+    Given a chunk, return a dictionary of salesforce object ids and the content ranges
+    for that object id in the current chunk
+    """
+    if chunk.source_links is None:
+        return {}
+
+    object_ranges: dict[str, list[ContentRange]] = {}
+    end_index = None
+    descending_source_links = sorted(
+        chunk.source_links.items(), key=lambda x: x[0], reverse=True
+    )
+    for start_index, url in descending_source_links:
+        object_id = _extract_salesforce_object_id_from_url(url)
+        if object_id not in object_ranges:
+            object_ranges[object_id] = []
+        object_ranges[object_id].append((start_index, end_index))
+        end_index = start_index
+    return object_ranges
+
+
+def _create_empty_censored_chunk(uncensored_chunk: InferenceChunk) -> InferenceChunk:
+    """
+    Create a copy of the unfiltered chunk where potentially sensitive content is removed
+    to be added later if the user has access to each of the sub-objects
+    """
+    empty_censored_chunk = InferenceChunk(
+        **uncensored_chunk.model_dump(),
+    )
+    empty_censored_chunk.content = ""
+    empty_censored_chunk.blurb = ""
+    empty_censored_chunk.source_links = {}
+    return empty_censored_chunk
+
+
+def _update_censored_chunk(
+    censored_chunk: InferenceChunk,
+    uncensored_chunk: InferenceChunk,
+    content_range: ContentRange,
+) -> InferenceChunk:
+    """
+    Update the filtered chunk with the content and source links from the unfiltered chunk using the content ranges
+    """
+    start_index, end_index = content_range
+
+    # Update the content of the filtered chunk
+    permitted_content = uncensored_chunk.content[start_index:end_index]
+    permitted_section_start_index = len(censored_chunk.content)
+    censored_chunk.content = permitted_content + censored_chunk.content
+
+    # Update the source links of the filtered chunk
+    if uncensored_chunk.source_links is not None:
+        if censored_chunk.source_links is None:
+            censored_chunk.source_links = {}
+        link_content = uncensored_chunk.source_links[start_index]
+        censored_chunk.source_links[permitted_section_start_index] = link_content
+
+    # Update the blurb of the filtered chunk
+    censored_chunk.blurb = censored_chunk.content[:BLURB_SIZE]
+
+    return censored_chunk
+
+
+# TODO: Generalize this to other sources
+def censor_salesforce_chunks(
+    chunks: list[InferenceChunk],
+    user_email: str,
+    # This is so we can provide a mock access map for testing
+    access_map: dict[str, bool] | None = None,
+) -> list[InferenceChunk]:
+    # object_id -> list[((doc_id, chunk_id), (start_index, end_index))]
+    object_to_content_map: dict[str, list[tuple[ChunkKey, ContentRange]]] = {}
+
+    # (doc_id, chunk_id) -> chunk
+    uncensored_chunks: dict[ChunkKey, InferenceChunk] = {}
+
+    # keep track of all object ids that we have seen to make it easier to get
+    # the access for these object ids
+    object_ids: set[str] = set()
+
+    for chunk in chunks:
+        chunk_key = (chunk.document_id, chunk.chunk_id)
+        # create a dictionary to quickly look up the unfiltered chunk
+        uncensored_chunks[chunk_key] = chunk
+
+        # for each chunk, get a dictionary of object ids and the content ranges
+        # for that object id in the current chunk
+        object_ranges_for_chunk = _get_object_ranges_for_chunk(chunk)
+        for object_id, ranges in object_ranges_for_chunk.items():
+            object_ids.add(object_id)
+            for start_index, end_index in ranges:
+                object_to_content_map.setdefault(object_id, []).append(
+                    (chunk_key, (start_index, end_index))
+                )
+
+    # This is so we can provide a mock access map for testing
+    if access_map is None:
+        access_map = _get_objects_access_for_user_email_from_salesforce(
+            object_ids=object_ids,
+            user_email=user_email,
+            chunks=chunks,
+        )
+        if access_map is None:
+            # If the user is not found in Salesforce, access_map will be None
+            # so we should just return an empty list because no chunks will be
+            # censored
+            return []
+
+    censored_chunks: dict[ChunkKey, InferenceChunk] = {}
+    for object_id, content_list in object_to_content_map.items():
+        # if the user does not have access to the object, or the object is not in the
+        # access_map, do not include its content in the filtered chunks
+        if not access_map.get(object_id, False):
+            continue
+
+        # if we got this far, the user has access to the object so we can create or update
+        # the filtered chunk(s) for this object
+        # NOTE: we only create a censored chunk if the user has access to some
+        # part of the chunk
+        for chunk_key, content_range in content_list:
+            if chunk_key not in censored_chunks:
+                censored_chunks[chunk_key] = _create_empty_censored_chunk(
+                    uncensored_chunks[chunk_key]
+                )
+
+            uncensored_chunk = uncensored_chunks[chunk_key]
+            censored_chunk = _update_censored_chunk(
+                censored_chunk=censored_chunks[chunk_key],
+                uncensored_chunk=uncensored_chunk,
+                content_range=content_range,
+            )
+            censored_chunks[chunk_key] = censored_chunk
+
+    return list(censored_chunks.values())
+
+
+# NOTE: This is not used anywhere.
+def _get_objects_access_for_user_email(
+    object_ids: set[str], user_email: str
+) -> dict[str, bool]:
+    with get_session_context_manager() as db_session:
+        external_groups = fetch_external_groups_for_user_email_and_group_ids(
+            db_session=db_session,
+            user_email=user_email,
+            # Maybe make a function that adds a salesforce prefix to the group ids
+            group_ids=list(object_ids),
+        )
+        external_group_ids = {group.external_user_group_id for group in external_groups}
+        return {group_id: group_id in external_group_ids for group_id in object_ids}
diff --git a/backend/ee/onyx/external_permissions/salesforce/utils.py b/backend/ee/onyx/external_permissions/salesforce/utils.py
new file mode 100644
index 00000000000..289e14e37e2
--- /dev/null
+++ b/backend/ee/onyx/external_permissions/salesforce/utils.py
@@ -0,0 +1,174 @@
+from simple_salesforce import Salesforce
+from sqlalchemy.orm import Session
+
+from onyx.connectors.salesforce.sqlite_functions import get_user_id_by_email
+from onyx.connectors.salesforce.sqlite_functions import init_db
+from onyx.connectors.salesforce.sqlite_functions import NULL_ID_STRING
+from onyx.connectors.salesforce.sqlite_functions import update_email_to_id_table
+from onyx.db.connector_credential_pair import get_connector_credential_pair_from_id
+from onyx.db.document import get_cc_pairs_for_document
+from onyx.utils.logger import setup_logger
+
+logger = setup_logger()
+
+_ANY_SALESFORCE_CLIENT: Salesforce | None = None
+
+
+def get_any_salesforce_client_for_doc_id(
+    db_session: Session, doc_id: str
+) -> Salesforce:
+    """
+    We create a salesforce client for the first cc_pair for the first doc_id where
+    salesforce censoring is enabled. After that we just cache and reuse the same
+    client for all queries.
+
+    We do this to reduce the number of postgres queries we make at query time.
+
+    This may be problematic if they are using multiple cc_pairs for salesforce.
+    E.g. there are 2 different credential sets for 2 different salesforce cc_pairs
+    but only one has the permissions to access the permissions needed for the query.
+    """
+    global _ANY_SALESFORCE_CLIENT
+    if _ANY_SALESFORCE_CLIENT is None:
+        cc_pairs = get_cc_pairs_for_document(db_session, doc_id)
+        first_cc_pair = cc_pairs[0]
+        credential_json = first_cc_pair.credential.credential_json
+        _ANY_SALESFORCE_CLIENT = Salesforce(
+            username=credential_json["sf_username"],
+            password=credential_json["sf_password"],
+            security_token=credential_json["sf_security_token"],
+        )
+    return _ANY_SALESFORCE_CLIENT
+
+
+def _query_salesforce_user_id(sf_client: Salesforce, user_email: str) -> str | None:
+    query = f"SELECT Id FROM User WHERE Email = '{user_email}'"
+    result = sf_client.query(query)
+    if len(result["records"]) == 0:
+        return None
+    return result["records"][0]["Id"]
+
+
+# This contains only the user_ids that we have found in Salesforce.
+# If we don't know their user_id, we don't store anything in the cache.
+_CACHED_SF_EMAIL_TO_ID_MAP: dict[str, str] = {}
+
+
+def get_salesforce_user_id_from_email(
+    sf_client: Salesforce,
+    user_email: str,
+) -> str | None:
+    """
+    We cache this so we don't have to query Salesforce for every query and salesforce
+    user IDs never change.
+    Memory usage is fine because we just store 2 small strings per user.
+
+    If the email is not in the cache, we check the local salesforce database for the info.
+    If the user is not found in the local salesforce database, we query Salesforce.
+    Whatever we get back from Salesforce is added to the database.
+    If no user_id is found, we add a NULL_ID_STRING to the database for that email so
+    we don't query Salesforce again (which is slow) but we still check the local salesforce
+    database every query until a user id is found. This is acceptable because the query time
+    is quite fast.
+    If a user_id is created in Salesforce, it will be added to the local salesforce database
+    next time the connector is run. Then that value will be found in this function and cached.
+
+    NOTE: First time this runs, it may be slow if it hasn't already been updated in the local
+    salesforce database. (Around 0.1-0.3 seconds)
+    If it's cached or stored in the local salesforce database, it's fast (<0.001 seconds).
+    """
+    global _CACHED_SF_EMAIL_TO_ID_MAP
+    if user_email in _CACHED_SF_EMAIL_TO_ID_MAP:
+        if _CACHED_SF_EMAIL_TO_ID_MAP[user_email] is not None:
+            return _CACHED_SF_EMAIL_TO_ID_MAP[user_email]
+
+    db_exists = True
+    try:
+        # Check if the user is already in the database
+        user_id = get_user_id_by_email(user_email)
+    except Exception:
+        init_db()
+        try:
+            user_id = get_user_id_by_email(user_email)
+        except Exception as e:
+            logger.error(f"Error checking if user is in database: {e}")
+            user_id = None
+            db_exists = False
+
+    # If no entry is found in the database (indicated by user_id being None)...
+    if user_id is None:
+        # ...query Salesforce and store the result in the database
+        user_id = _query_salesforce_user_id(sf_client, user_email)
+        if db_exists:
+            update_email_to_id_table(user_email, user_id)
+            return user_id
+        elif user_id is None:
+            return None
+    elif user_id == NULL_ID_STRING:
+        return None
+    # If the found user_id is real, cache it
+    _CACHED_SF_EMAIL_TO_ID_MAP[user_email] = user_id
+    return user_id
+
+
+_MAX_RECORD_IDS_PER_QUERY = 200
+
+
+def get_objects_access_for_user_id(
+    salesforce_client: Salesforce,
+    user_id: str,
+    record_ids: list[str],
+) -> dict[str, bool]:
+    """
+    Salesforce has a limit of 200 record ids per query. So we just truncate
+    the list of record ids to 200. We only ever retrieve 50 chunks at a time
+    so this should be fine (unlikely that we retrieve all 50 chunks contain
+    4 unique objects).
+    If we decide this isn't acceptable we can use multiple queries but they
+    should be in parallel so query time doesn't get too long.
+    """
+    truncated_record_ids = record_ids[:_MAX_RECORD_IDS_PER_QUERY]
+    record_ids_str = "'" + "','".join(truncated_record_ids) + "'"
+    access_query = f"""
+    SELECT RecordId, HasReadAccess
+    FROM UserRecordAccess
+    WHERE RecordId IN ({record_ids_str})
+    AND UserId = '{user_id}'
+    """
+    result = salesforce_client.query_all(access_query)
+    return {record["RecordId"]: record["HasReadAccess"] for record in result["records"]}
+
+
+_CC_PAIR_ID_SALESFORCE_CLIENT_MAP: dict[int, Salesforce] = {}
+_DOC_ID_TO_CC_PAIR_ID_MAP: dict[str, int] = {}
+
+
+# NOTE: This is not used anywhere.
+def _get_salesforce_client_for_doc_id(db_session: Session, doc_id: str) -> Salesforce:
+    """
+    Uses a document id to get the cc_pair that indexed that document and uses the credentials
+    for that cc_pair to create a Salesforce client.
+    Problems:
+    - There may be multiple cc_pairs for a document, and we don't know which one to use.
+        - right now we just use the first one
+    - Building a new Salesforce client for each document is slow.
+    - Memory usage could be an issue as we build these dictionaries.
+    """
+    if doc_id not in _DOC_ID_TO_CC_PAIR_ID_MAP:
+        cc_pairs = get_cc_pairs_for_document(db_session, doc_id)
+        first_cc_pair = cc_pairs[0]
+        _DOC_ID_TO_CC_PAIR_ID_MAP[doc_id] = first_cc_pair.id
+
+    cc_pair_id = _DOC_ID_TO_CC_PAIR_ID_MAP[doc_id]
+    if cc_pair_id not in _CC_PAIR_ID_SALESFORCE_CLIENT_MAP:
+        cc_pair = get_connector_credential_pair_from_id(cc_pair_id, db_session)
+        if cc_pair is None:
+            raise ValueError(f"CC pair {cc_pair_id} not found")
+        credential_json = cc_pair.credential.credential_json
+        _CC_PAIR_ID_SALESFORCE_CLIENT_MAP[cc_pair_id] = Salesforce(
+            username=credential_json["sf_username"],
+            password=credential_json["sf_password"],
+            security_token=credential_json["sf_security_token"],
+        )
+
+    return _CC_PAIR_ID_SALESFORCE_CLIENT_MAP[cc_pair_id]
diff --git a/backend/ee/onyx/external_permissions/sync_params.py b/backend/ee/onyx/external_permissions/sync_params.py
index 7b45720f71b..1669dee6a05 100644
--- a/backend/ee/onyx/external_permissions/sync_params.py
+++ b/backend/ee/onyx/external_permissions/sync_params.py
@@ -8,6 +8,9 @@
 from ee.onyx.external_permissions.gmail.doc_sync import gmail_doc_sync
 from ee.onyx.external_permissions.google_drive.doc_sync import gdrive_doc_sync
 from ee.onyx.external_permissions.google_drive.group_sync import gdrive_group_sync
+from ee.onyx.external_permissions.post_query_censoring import (
+    DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION,
+)
 from ee.onyx.external_permissions.slack.doc_sync import slack_doc_sync
 from onyx.access.models import DocExternalAccess
 from onyx.configs.constants import DocumentSource
@@ -71,4 +74,7 @@
 
 
 def check_if_valid_sync_source(source_type: DocumentSource) -> bool:
-    return source_type in DOC_PERMISSIONS_FUNC_MAP
+    return (
+        source_type in DOC_PERMISSIONS_FUNC_MAP
+        or source_type in DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION
+    )
diff --git a/backend/onyx/background/celery/tasks/doc_permission_syncing/tasks.py b/backend/onyx/background/celery/tasks/doc_permission_syncing/tasks.py
index faa9240f508..028a9e45df0 100644
--- a/backend/onyx/background/celery/tasks/doc_permission_syncing/tasks.py
+++ b/backend/onyx/background/celery/tasks/doc_permission_syncing/tasks.py
@@ -16,6 +16,9 @@
 from ee.onyx.db.document import upsert_document_external_perms
 from ee.onyx.external_permissions.sync_params import DOC_PERMISSION_SYNC_PERIODS
 from ee.onyx.external_permissions.sync_params import DOC_PERMISSIONS_FUNC_MAP
+from ee.onyx.external_permissions.sync_params import (
+    DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION,
+)
 from onyx.access.models import DocExternalAccess
 from onyx.background.celery.apps.app_base import task_logger
 from onyx.configs.app_configs import JOB_TIMEOUT
@@ -286,6 +289,8 @@ def connector_permission_sync_generator_task(
 
             doc_sync_func = DOC_PERMISSIONS_FUNC_MAP.get(source_type)
             if doc_sync_func is None:
+                if source_type in DOC_SOURCE_TO_CHUNK_CENSORING_FUNCTION:
+                    return None
                 raise ValueError(
                     f"No doc sync func found for {source_type} with cc_pair={cc_pair_id}"
                 )
diff --git a/backend/onyx/connectors/salesforce/connector.py b/backend/onyx/connectors/salesforce/connector.py
index 6ada66387f4..4aa9b67a884 100644
--- a/backend/onyx/connectors/salesforce/connector.py
+++ b/backend/onyx/connectors/salesforce/connector.py
@@ -4,34 +4,29 @@
 from simple_salesforce import Salesforce
 
 from onyx.configs.app_configs import INDEX_BATCH_SIZE
-from onyx.configs.constants import DocumentSource
-from onyx.connectors.cross_connector_utils.miscellaneous_utils import time_str_to_utc
 from onyx.connectors.interfaces import GenerateDocumentsOutput
 from onyx.connectors.interfaces import GenerateSlimDocumentOutput
 from onyx.connectors.interfaces import LoadConnector
 from onyx.connectors.interfaces import PollConnector
 from onyx.connectors.interfaces import SecondsSinceUnixEpoch
 from onyx.connectors.interfaces import SlimConnector
-from onyx.connectors.models import BasicExpertInfo
 from onyx.connectors.models import ConnectorMissingCredentialError
 from onyx.connectors.models import Document
 from onyx.connectors.models import SlimDocument
-from onyx.connectors.salesforce.doc_conversion import extract_section
+from onyx.connectors.salesforce.doc_conversion import convert_sf_object_to_doc
+from onyx.connectors.salesforce.doc_conversion import ID_PREFIX
 from onyx.connectors.salesforce.salesforce_calls import fetch_all_csvs_in_parallel
 from onyx.connectors.salesforce.salesforce_calls import get_all_children_of_sf_type
 from onyx.connectors.salesforce.sqlite_functions import get_affected_parent_ids_by_type
-from onyx.connectors.salesforce.sqlite_functions import get_child_ids
 from onyx.connectors.salesforce.sqlite_functions import get_record
 from onyx.connectors.salesforce.sqlite_functions import init_db
 from onyx.connectors.salesforce.sqlite_functions import update_sf_db_with_csv
-from onyx.connectors.salesforce.utils import SalesforceObject
 from onyx.utils.logger import setup_logger
 
 logger = setup_logger()
 
 
 _DEFAULT_PARENT_OBJECT_TYPES = ["Account"]
-_ID_PREFIX = "SALESFORCE_"
 
 
 class SalesforceConnector(LoadConnector, PollConnector, SlimConnector):
@@ -65,46 +60,6 @@ def sf_client(self) -> Salesforce:
             raise ConnectorMissingCredentialError("Salesforce")
         return self._sf_client
 
-    def _extract_primary_owners(
-        self, sf_object: SalesforceObject
-    ) -> list[BasicExpertInfo] | None:
-        object_dict = sf_object.data
-        if not (last_modified_by_id := object_dict.get("LastModifiedById")):
-            return None
-        if not (last_modified_by := get_record(last_modified_by_id)):
-            return None
-        if not (last_modified_by_name := last_modified_by.data.get("Name")):
-            return None
-        primary_owners = [BasicExpertInfo(display_name=last_modified_by_name)]
-        return primary_owners
-
-    def _convert_object_instance_to_document(
-        self, sf_object: SalesforceObject
-    ) -> Document:
-        object_dict = sf_object.data
-        salesforce_id = object_dict["Id"]
-        onyx_salesforce_id = f"{_ID_PREFIX}{salesforce_id}"
-        base_url = f"https://{self.sf_client.sf_instance}"
-        extracted_doc_updated_at = time_str_to_utc(object_dict["LastModifiedDate"])
-        extracted_semantic_identifier = object_dict.get("Name", "Unknown Object")
-
-        sections = [extract_section(sf_object, base_url)]
-        for id in get_child_ids(sf_object.id):
-            if not (child_object := get_record(id)):
-                continue
-            sections.append(extract_section(child_object, base_url))
-
-        doc = Document(
-            id=onyx_salesforce_id,
-            sections=sections,
-            source=DocumentSource.SALESFORCE,
-            semantic_identifier=extracted_semantic_identifier,
-            doc_updated_at=extracted_doc_updated_at,
-            primary_owners=self._extract_primary_owners(sf_object),
-            metadata={},
-        )
-        return doc
-
     def _fetch_from_salesforce(
         self,
         start: SecondsSinceUnixEpoch | None = None,
@@ -126,6 +81,9 @@ def _fetch_from_salesforce(
                 f"Found {len(child_types)} child types for {parent_object_type}"
             )
 
+        # Always want to make sure user is grabbed for permissioning purposes
+        all_object_types.add("User")
+
         logger.info(f"Found total of {len(all_object_types)} object types to fetch")
         logger.debug(f"All object types: {all_object_types}")
 
@@ -169,9 +127,6 @@ def _fetch_from_salesforce(
                 logger.debug(
                     f"Added {len(new_ids)} new/updated records for {object_type}"
                 )
-                # Remove the csv file after it has been used
-                # to successfully update the db
-                os.remove(csv_path)
 
         logger.info(f"Found {len(updated_ids)} total updated records")
         logger.info(
@@ -196,7 +151,10 @@ def _fetch_from_salesforce(
                     continue
 
                 docs_to_yield.append(
-                    self._convert_object_instance_to_document(parent_object)
+                    convert_sf_object_to_doc(
+                        sf_object=parent_object,
+                        sf_instance=self.sf_client.sf_instance,
+                    )
                 )
                 docs_processed += 1
 
@@ -225,7 +183,7 @@ def retrieve_all_slim_documents(
             query_result = self.sf_client.query_all(query)
             doc_metadata_list.extend(
                 SlimDocument(
-                    id=f"{_ID_PREFIX}{instance_dict.get('Id', '')}",
+                    id=f"{ID_PREFIX}{instance_dict.get('Id', '')}",
                     perm_sync_data={},
                 )
                 for instance_dict in query_result["records"]
diff --git a/backend/onyx/connectors/salesforce/doc_conversion.py b/backend/onyx/connectors/salesforce/doc_conversion.py
index 908b39e80a4..e6acaf2e0cc 100644
--- a/backend/onyx/connectors/salesforce/doc_conversion.py
+++ b/backend/onyx/connectors/salesforce/doc_conversion.py
@@ -1,8 +1,18 @@
 import re
-from collections import OrderedDict
 
+from onyx.configs.constants import DocumentSource
+from onyx.connectors.cross_connector_utils.miscellaneous_utils import time_str_to_utc
+from onyx.connectors.models import BasicExpertInfo
+from onyx.connectors.models import Document
 from onyx.connectors.models import Section
+from onyx.connectors.salesforce.sqlite_functions import get_child_ids
+from onyx.connectors.salesforce.sqlite_functions import get_record
 from onyx.connectors.salesforce.utils import SalesforceObject
+from onyx.utils.logger import setup_logger
+
+logger = setup_logger()
+
+ID_PREFIX = "SALESFORCE_"
 
 # All of these types of keys are handled by specific fields in the doc
 # conversion process (E.g. URLs) or are not useful for the user (E.g. UUIDs)
@@ -103,54 +113,72 @@ def _extract_dict_text(raw_dict: dict) -> str:
     return natural_language_for_dict
 
 
-def extract_section(salesforce_object: SalesforceObject, base_url: str) -> Section:
+def _extract_section(salesforce_object: SalesforceObject, base_url: str) -> Section:
     return Section(
         text=_extract_dict_text(salesforce_object.data),
         link=f"{base_url}/{salesforce_object.id}",
     )
 
 
-def _field_value_is_child_object(field_value: dict) -> bool:
-    """
-    Checks if the field value is a child object.
-    """
-    return (
-        isinstance(field_value, OrderedDict)
-        and "records" in field_value.keys()
-        and isinstance(field_value["records"], list)
-        and len(field_value["records"]) > 0
-        and "Id" in field_value["records"][0].keys()
+def _extract_primary_owners(
+    sf_object: SalesforceObject,
+) -> list[BasicExpertInfo] | None:
+    object_dict = sf_object.data
+    if not (last_modified_by_id := object_dict.get("LastModifiedById")):
+        logger.warning(f"No LastModifiedById found for {sf_object.id}")
+        return None
+    if not (last_modified_by := get_record(last_modified_by_id)):
+        logger.warning(f"No LastModifiedBy found for {last_modified_by_id}")
+        return None
+
+    user_data = last_modified_by.data
+    expert_info = BasicExpertInfo(
+        first_name=user_data.get("FirstName"),
+        last_name=user_data.get("LastName"),
+        email=user_data.get("Email"),
+        display_name=user_data.get("Name"),
     )
 
-
-def _extract_sections(salesforce_object: dict, base_url: str) -> list[Section]:
-    """
-    This goes through the salesforce_object and extracts the top level fields as a Section.
-    It also goes through the child objects and extracts them as Sections.
-    """
-    top_level_dict = {}
-
-    child_object_sections = []
-    for field_name, field_value in salesforce_object.items():
-        # If the field value is not a child object, add it to the top level dict
-        # to turn into text for the top level section
-        if not _field_value_is_child_object(field_value):
-            top_level_dict[field_name] = field_value
+    # Check if all fields are None
+    if all(
+        value is None
+        for value in [
+            expert_info.first_name,
+            expert_info.last_name,
+            expert_info.email,
+            expert_info.display_name,
+        ]
+    ):
+        logger.warning(f"No identifying information found for user {user_data}")
+        return None
+
+    return [expert_info]
+
+
+def convert_sf_object_to_doc(
+    sf_object: SalesforceObject,
+    sf_instance: str,
+) -> Document:
+    object_dict = sf_object.data
+    salesforce_id = object_dict["Id"]
+    onyx_salesforce_id = f"{ID_PREFIX}{salesforce_id}"
+    base_url = f"https://{sf_instance}"
+    extracted_doc_updated_at = time_str_to_utc(object_dict["LastModifiedDate"])
+    extracted_semantic_identifier = object_dict.get("Name", "Unknown Object")
+
+    sections = [_extract_section(sf_object, base_url)]
+    for id in get_child_ids(sf_object.id):
+        if not (child_object := get_record(id)):
             continue
-
-        # If the field value is a child object, extract the child objects and add them as sections
-        for record in field_value["records"]:
-            child_object_id = record["Id"]
-            child_object_sections.append(
-                Section(
-                    text=f"Child Object(s): {field_name}\n{_extract_dict_text(record)}",
-                    link=f"{base_url}/{child_object_id}",
-                )
-            )
-
-    top_level_id = salesforce_object["Id"]
-    top_level_section = Section(
-        text=_extract_dict_text(top_level_dict),
-        link=f"{base_url}/{top_level_id}",
+        sections.append(_extract_section(child_object, base_url))
+
+    doc = Document(
+        id=onyx_salesforce_id,
+        sections=sections,
+        source=DocumentSource.SALESFORCE,
+        semantic_identifier=extracted_semantic_identifier,
+        doc_updated_at=extracted_doc_updated_at,
+        primary_owners=_extract_primary_owners(sf_object),
+        metadata={},
     )
-    return [top_level_section, *child_object_sections]
+    return doc
diff --git a/backend/onyx/connectors/salesforce/salesforce_calls.py b/backend/onyx/connectors/salesforce/salesforce_calls.py
index f569b28b873..858c240b3ec 100644
--- a/backend/onyx/connectors/salesforce/salesforce_calls.py
+++ b/backend/onyx/connectors/salesforce/salesforce_calls.py
@@ -77,25 +77,28 @@ def _get_all_queryable_fields_of_sf_type(
     object_description = _get_sf_type_object_json(sf_client, sf_type)
     fields: list[dict[str, Any]] = object_description["fields"]
     valid_fields: set[str] = set()
-    compound_field_names: set[str] = set()
+    field_names_to_remove: set[str] = set()
     for field in fields:
         if compound_field_name := field.get("compoundFieldName"):
-            compound_field_names.add(compound_field_name)
+            # We do want to get name fields even if they are compound
+            if not field.get("nameField"):
+                field_names_to_remove.add(compound_field_name)
         if field.get("type", "base64") == "base64":
             continue
         if field_name := field.get("name"):
             valid_fields.add(field_name)
 
-    return list(valid_fields - compound_field_names)
+    return list(valid_fields - field_names_to_remove)
 
 
-def _check_if_object_type_is_empty(sf_client: Salesforce, sf_type: str) -> bool:
+def _check_if_object_type_is_empty(
+    sf_client: Salesforce, sf_type: str, time_filter: str
+) -> bool:
     """
-    Send a small query to check if the object type is empty so we don't
-    perform extra bulk queries
+    Use the rest api to check to make sure the query will result in a non-empty response
     """
     try:
-        query = f"SELECT Count() FROM {sf_type} LIMIT 1"
+        query = f"SELECT Count() FROM {sf_type}{time_filter} LIMIT 1"
         result = sf_client.query(query)
         if result["totalSize"] == 0:
             return False
@@ -134,7 +137,7 @@ def _bulk_retrieve_from_salesforce(
     sf_type: str,
     time_filter: str,
 ) -> tuple[str, list[str] | None]:
-    if not _check_if_object_type_is_empty(sf_client, sf_type):
+    if not _check_if_object_type_is_empty(sf_client, sf_type, time_filter):
         return sf_type, None
 
     if existing_csvs := _check_for_existing_csvs(sf_type):
diff --git a/backend/onyx/connectors/salesforce/sqlite_functions.py b/backend/onyx/connectors/salesforce/sqlite_functions.py
index eb8d72ba4f3..029b4e1238d 100644
--- a/backend/onyx/connectors/salesforce/sqlite_functions.py
+++ b/backend/onyx/connectors/salesforce/sqlite_functions.py
@@ -40,20 +40,20 @@ def get_db_connection(
 
 def init_db() -> None:
     """Initialize the SQLite database with required tables if they don't exist."""
-    if os.path.exists(get_sqlite_db_path()):
-        return
-
     # Create database directory if it doesn't exist
     os.makedirs(os.path.dirname(get_sqlite_db_path()), exist_ok=True)
 
     with get_db_connection("EXCLUSIVE") as conn:
         cursor = conn.cursor()
 
-        # Enable WAL mode for better concurrent access and write performance
-        cursor.execute("PRAGMA journal_mode=WAL")
-        cursor.execute("PRAGMA synchronous=NORMAL")
-        cursor.execute("PRAGMA temp_store=MEMORY")
-        cursor.execute("PRAGMA cache_size=-2000000")  # Use 2GB memory for cache
+        db_exists = os.path.exists(get_sqlite_db_path())
+
+        if not db_exists:
+            # Enable WAL mode for better concurrent access and write performance
+            cursor.execute("PRAGMA journal_mode=WAL")
+            cursor.execute("PRAGMA synchronous=NORMAL")
+            cursor.execute("PRAGMA temp_store=MEMORY")
+            cursor.execute("PRAGMA cache_size=-2000000")  # Use 2GB memory for cache
 
         # Main table for storing Salesforce objects
         cursor.execute(
@@ -90,49 +90,69 @@ def init_db() -> None:
         """
         )
 
-        # Always recreate indexes to ensure they exist
-        cursor.execute("DROP INDEX IF EXISTS idx_object_type")
-        cursor.execute("DROP INDEX IF EXISTS idx_parent_id")
-        cursor.execute("DROP INDEX IF EXISTS idx_child_parent")
-        cursor.execute("DROP INDEX IF EXISTS idx_object_type_id")
-        cursor.execute("DROP INDEX IF EXISTS idx_relationship_types_lookup")
-
-        # Create covering indexes for common queries
+        # Create a table for User email to ID mapping if it doesn't exist
         cursor.execute(
+            """
+            CREATE TABLE IF NOT EXISTS user_email_map (
+                email TEXT PRIMARY KEY,
+                user_id TEXT,  -- Nullable to allow for users without IDs
+                FOREIGN KEY (user_id) REFERENCES salesforce_objects(id)
+            ) WITHOUT ROWID
+        """
+        )
+
+        # Create indexes if they don't exist (SQLite ignores IF NOT EXISTS for indexes)
+        def create_index_if_not_exists(index_name: str, create_statement: str) -> None:
+            cursor.execute(
+                f"SELECT name FROM sqlite_master WHERE type='index' AND name='{index_name}'"
+            )
+            if not cursor.fetchone():
+                cursor.execute(create_statement)
+
+        create_index_if_not_exists(
+            "idx_object_type",
             """
             CREATE INDEX idx_object_type
             ON salesforce_objects(object_type, id)
             WHERE object_type IS NOT NULL
-        """
+            """,
         )
 
-        cursor.execute(
+        create_index_if_not_exists(
+            "idx_parent_id",
             """
             CREATE INDEX idx_parent_id
             ON relationships(parent_id, child_id)
-        """
+            """,
         )
 
-        cursor.execute(
+        create_index_if_not_exists(
+            "idx_child_parent",
             """
             CREATE INDEX idx_child_parent
             ON relationships(child_id)
             WHERE child_id IS NOT NULL
-        """
+            """,
         )
 
-        # New composite index for fast parent type lookups
-        cursor.execute(
+        create_index_if_not_exists(
+            "idx_relationship_types_lookup",
             """
             CREATE INDEX idx_relationship_types_lookup
             ON relationship_types(parent_type, child_id, parent_id)
-        """
+            """,
         )
 
         # Analyze tables to help query planner
         cursor.execute("ANALYZE relationships")
         cursor.execute("ANALYZE salesforce_objects")
         cursor.execute("ANALYZE relationship_types")
+        cursor.execute("ANALYZE user_email_map")
+
+        # If database already existed but user_email_map needs to be populated
+        cursor.execute("SELECT COUNT(*) FROM user_email_map")
+        if cursor.fetchone()[0] == 0:
+            _update_user_email_map(conn)
 
         conn.commit()
 
@@ -203,7 +223,27 @@ def _update_relationship_tables(
         raise
 
 
-def update_sf_db_with_csv(object_type: str, csv_download_path: str) -> list[str]:
+def _update_user_email_map(conn: sqlite3.Connection) -> None:
+    """Update the user_email_map table with current User objects.
+    Called internally by update_sf_db_with_csv when User objects are updated.
+    """
+    cursor = conn.cursor()
+    cursor.execute(
+        """
+        INSERT OR REPLACE INTO user_email_map (email, user_id)
+        SELECT json_extract(data, '$.Email'), id
+        FROM salesforce_objects
+        WHERE object_type = 'User'
+        AND json_extract(data, '$.Email') IS NOT NULL
+        """
+    )
+
+
+def update_sf_db_with_csv(
+    object_type: str,
+    csv_download_path: str,
+    delete_csv_after_use: bool = True,
+) -> list[str]:
     """Update the SF DB with a CSV file using SQLite storage."""
     updated_ids = []
 
@@ -249,8 +289,17 @@ def update_sf_db_with_csv(object_type: str, csv_download_path: str) -> list[str]
                 _update_relationship_tables(conn, id, parent_ids)
                 updated_ids.append(id)
 
+        # If we're updating User objects, update the email map
+        if object_type == "User":
+            _update_user_email_map(conn)
+
         conn.commit()
 
+    if delete_csv_after_use:
+        # Remove the csv file after it has been used
+        # to successfully update the db
+        os.remove(csv_download_path)
+
     return updated_ids
 
 
@@ -329,6 +378,9 @@ def get_affected_parent_ids_by_type(
         cursor = conn.cursor()
 
         for batch_ids in updated_ids_batches:
+            batch_ids = list(set(batch_ids) - updated_parent_ids)
+            if not batch_ids:
+                continue
             id_placeholders = ",".join(["?" for _ in batch_ids])
 
             for parent_type in parent_types:
@@ -384,3 +436,40 @@ def has_at_least_one_object_of_type(object_type: str) -> bool:
         )
         count = cursor.fetchone()[0]
         return count > 0
+
+
+# NULL_ID_STRING is used to indicate that the user ID was queried but not found
+# As opposed to None because it has yet to be queried at all
+NULL_ID_STRING = "N/A"
+
+
+def get_user_id_by_email(email: str) -> str | None:
+    """Get the Salesforce User ID for a given email address.
+
+    Args:
+        email: The email address to look up
+
+    Returns:
+        A tuple of (was_found, user_id):
+            - was_found: True if the email exists in the table, False if not found
+            - user_id: The Salesforce User ID if exists, None otherwise
+    """
+    with get_db_connection() as conn:
+        cursor = conn.cursor()
+        cursor.execute("SELECT user_id FROM user_email_map WHERE email = ?", (email,))
+        result = cursor.fetchone()
+        if result is None:
+            return None
+        return result[0]
+
+
+def update_email_to_id_table(email: str, id: str | None) -> None:
+    """Update the email to ID map table with a new email and ID."""
+    id_to_use = id or NULL_ID_STRING
+    with get_db_connection() as conn:
+        cursor = conn.cursor()
+        cursor.execute(
+            "INSERT OR REPLACE INTO user_email_map (email, user_id) VALUES (?, ?)",
+            (email, id_to_use),
+        )
+        conn.commit()
diff --git a/backend/onyx/context/search/pipeline.py b/backend/onyx/context/search/pipeline.py
index be7e288799a..c6f8d8cbea8 100644
--- a/backend/onyx/context/search/pipeline.py
+++ b/backend/onyx/context/search/pipeline.py
@@ -37,6 +37,7 @@
 from onyx.utils.threadpool_concurrency import FunctionCall
 from onyx.utils.threadpool_concurrency import run_functions_in_parallel
 from onyx.utils.timing import log_function_time
+from onyx.utils.variable_functionality import fetch_ee_implementation_or_noop
 
 logger = setup_logger()
 
@@ -163,6 +164,17 @@ def _get_sections(self) -> list[InferenceSection]:
         # These chunks are ordered, deduped, and contain no large chunks
         retrieved_chunks = self._get_chunks()
 
+        # If ee is enabled, censor the chunk sections based on user access
+        # Otherwise, return the retrieved chunks
+        censored_chunks = fetch_ee_implementation_or_noop(
+            "onyx.external_permissions.post_query_censoring",
+            "_post_query_chunk_censoring",
+            retrieved_chunks,
+        )(
+            chunks=retrieved_chunks,
+            user=self.user,
+        )
+
         above = self.search_query.chunks_above
         below = self.search_query.chunks_below
 
@@ -175,7 +187,7 @@ def _get_sections(self) -> list[InferenceSection]:
             seen_document_ids = set()
 
             # This preserves the ordering since the chunks are retrieved in score order
-            for chunk in retrieved_chunks:
+            for chunk in censored_chunks:
                 if chunk.document_id not in seen_document_ids:
                     seen_document_ids.add(chunk.document_id)
                     chunk_requests.append(
@@ -225,7 +237,7 @@ def _get_sections(self) -> list[InferenceSection]:
         #   This maintains the original chunks ordering. Note, we cannot simply sort by score here
         #   as reranking flow may wipe the scores for a lot of the chunks.
         doc_chunk_ranges_map = defaultdict(list)
-        for chunk in retrieved_chunks:
+        for chunk in censored_chunks:
             # The list of ranges for each document is ordered by score
             doc_chunk_ranges_map[chunk.document_id].append(
                 ChunkRange(
@@ -274,11 +286,11 @@ def _get_sections(self) -> list[InferenceSection]:
 
         # In case of failed parallel calls to Vespa, at least we should have the initial retrieved chunks
         doc_chunk_ind_to_chunk.update(
-            {(chunk.document_id, chunk.chunk_id): chunk for chunk in retrieved_chunks}
+            {(chunk.document_id, chunk.chunk_id): chunk for chunk in censored_chunks}
         )
 
         # Build the surroundings for all of the initial retrieved chunks
-        for chunk in retrieved_chunks:
+        for chunk in censored_chunks:
             start_ind = max(0, chunk.chunk_id - above)
             end_ind = chunk.chunk_id + below
 
diff --git a/backend/onyx/db/document.py b/backend/onyx/db/document.py
index 4ebcc2c7d0d..7f11b64d824 100644
--- a/backend/onyx/db/document.py
+++ b/backend/onyx/db/document.py
@@ -20,10 +20,12 @@
 from sqlalchemy.sql.expression import null
 
 from onyx.configs.constants import DEFAULT_BOOST
+from onyx.configs.constants import DocumentSource
 from onyx.db.connector_credential_pair import get_connector_credential_pair_from_id
 from onyx.db.enums import AccessType
 from onyx.db.enums import ConnectorCredentialPairStatus
 from onyx.db.feedback import delete_document_feedback_for_documents__no_commit
+from onyx.db.models import Connector
 from onyx.db.models import ConnectorCredentialPair
 from onyx.db.models import Credential
 from onyx.db.models import Document as DbDocument
@@ -626,6 +628,60 @@ def get_document(
     return doc
 
 
+def get_cc_pairs_for_document(
+    db_session: Session,
+    document_id: str,
+) -> list[ConnectorCredentialPair]:
+    stmt = (
+        select(ConnectorCredentialPair)
+        .join(
+            DocumentByConnectorCredentialPair,
+            and_(
+                DocumentByConnectorCredentialPair.connector_id
+                == ConnectorCredentialPair.connector_id,
+                DocumentByConnectorCredentialPair.credential_id
+                == ConnectorCredentialPair.credential_id,
+            ),
+        )
+        .where(DocumentByConnectorCredentialPair.id == document_id)
+    )
+    return list(db_session.execute(stmt).scalars().all())
+
+
+def get_document_sources(
+    db_session: Session,
+    document_ids: list[str],
+) -> dict[str, DocumentSource]:
+    """Gets the sources for a list of document IDs.
+    Returns a dictionary mapping document ID to its source.
+    If a document has multiple sources (multiple CC pairs), returns the first one found.
+    """
+    stmt = (
+        select(
+            DocumentByConnectorCredentialPair.id,
+            Connector.source,
+        )
+        .join(
+            ConnectorCredentialPair,
+            and_(
+                DocumentByConnectorCredentialPair.connector_id
+                == ConnectorCredentialPair.connector_id,
+                DocumentByConnectorCredentialPair.credential_id
+                == ConnectorCredentialPair.credential_id,
+            ),
+        )
+        .join(
+            Connector,
+            ConnectorCredentialPair.connector_id == Connector.id,
+        )
+        .where(DocumentByConnectorCredentialPair.id.in_(document_ids))
+        .distinct()
+    )
+
+    results = db_session.execute(stmt).all()
+    return {doc_id: source for doc_id, source in results}
+
+
 def fetch_chunk_counts_for_documents(
     document_ids: list[str],
     db_session: Session,
diff --git a/backend/onyx/indexing/models.py b/backend/onyx/indexing/models.py
index e64cb9ae6b7..e536428282b 100644
--- a/backend/onyx/indexing/models.py
+++ b/backend/onyx/indexing/models.py
@@ -23,11 +23,13 @@ class ChunkEmbedding(BaseModel):
 
 class BaseChunk(BaseModel):
     chunk_id: int
-    blurb: str  # The first sentence(s) of the first Section of the chunk
+    # The first sentence(s) of the first Section of the chunk
+    blurb: str
     content: str
     # Holds the link and the offsets into the raw Chunk text
     source_links: dict[int, str] | None
-    section_continuation: bool  # True if this Chunk's start is not at the start of a Section
+    # True if this Chunk's start is not at the start of a Section
+    section_continuation: bool
 
 
 class DocAwareChunk(BaseChunk):
diff --git a/backend/tests/unit/ee/onyx/external_permissions/salesforce/test_postprocessing.py b/backend/tests/unit/ee/onyx/external_permissions/salesforce/test_postprocessing.py
new file mode 100644
index 00000000000..8b7a668210b
--- /dev/null
+++ b/backend/tests/unit/ee/onyx/external_permissions/salesforce/test_postprocessing.py
@@ -0,0 +1,196 @@
+from datetime import datetime
+
+from ee.onyx.external_permissions.salesforce.postprocessing import (
+    censor_salesforce_chunks,
+)
+from onyx.configs.app_configs import BLURB_SIZE
+from onyx.configs.constants import DocumentSource
+from onyx.context.search.models import InferenceChunk
+
+
+def create_test_chunk(
+    doc_id: str,
+    chunk_id: int,
+    content: str,
+    source_links: dict[int, str] | None,
+) -> InferenceChunk:
+    return InferenceChunk(
+        document_id=doc_id,
+        chunk_id=chunk_id,
+        blurb=content[:BLURB_SIZE],
+        content=content,
+        source_links=source_links,
+        section_continuation=False,
+        source_type=DocumentSource.SALESFORCE,
+        semantic_identifier="test_chunk",
+        title="Test Chunk",
+        boost=1,
+        recency_bias=1.0,
+        score=None,
+        hidden=False,
+        metadata={},
+        match_highlights=[],
+        updated_at=datetime.now(),
+    )
+
+
+def test_validate_salesforce_access_single_object() -> None:
+    """Test filtering when chunk has a single Salesforce object reference"""
+    section = "This is a test document about a Salesforce object."
+    test_content = section
+    test_chunk = create_test_chunk(
+        doc_id="doc1",
+        chunk_id=1,
+        content=test_content,
+        source_links={0: "https://salesforce.com/object1"},
+    )
+
+    # Test when user has access
+    filtered_chunks = censor_salesforce_chunks(
+        chunks=[test_chunk],
+        user_email="test@example.com",
+        access_map={"object1": True},
+    )
+    assert len(filtered_chunks) == 1
+    assert filtered_chunks[0].content == test_content
+
+    # Test when user doesn't have access
+    filtered_chunks = censor_salesforce_chunks(
+        chunks=[test_chunk],
+        user_email="test@example.com",
+        access_map={"object1": False},
+    )
+    assert len(filtered_chunks) == 0
+
+
+def test_validate_salesforce_access_multiple_objects() -> None:
+    """Test filtering when chunk has multiple Salesforce object references"""
+    section1 = "First part about object1. "
+    section2 = "Second part about object2. "
+    section3 = "Third part about object3."
+
+    test_content = section1 + section2 + section3
+    section1_end = len(section1)
+    section2_end = section1_end + len(section2)
+
+    test_chunk = create_test_chunk(
+        doc_id="doc1",
+        chunk_id=1,
+        content=test_content,
+        source_links={
+            0: "https://salesforce.com/object1",
+            section1_end: "https://salesforce.com/object2",
+            section2_end: "https://salesforce.com/object3",
+        },
+    )
+
+    # Test when user has access to all objects
+    filtered_chunks = censor_salesforce_chunks(
+        chunks=[test_chunk],
+        user_email="test@example.com",
+        access_map={
+            "object1": True,
+            "object2": True,
+            "object3": True,
+        },
+    )
+    assert len(filtered_chunks) == 1
+    assert filtered_chunks[0].content == test_content
+
+    # Test when user has access to some objects
+    filtered_chunks = censor_salesforce_chunks(
+        chunks=[test_chunk],
+        user_email="test@example.com",
+        access_map={
+            "object1": True,
+            "object2": False,
+            "object3": True,
+        },
+    )
+    assert len(filtered_chunks) == 1
+    assert section1 in filtered_chunks[0].content
+    assert section2 not in filtered_chunks[0].content
+    assert section3 in filtered_chunks[0].content
+
+    # Test when user has no access
+    filtered_chunks = censor_salesforce_chunks(
+        chunks=[test_chunk],
+        user_email="test@example.com",
+        access_map={
+            "object1": False,
+            "object2": False,
+            "object3": False,
+        },
+    )
+    assert len(filtered_chunks) == 0
+
+
+def test_validate_salesforce_access_multiple_chunks() -> None:
+    """Test filtering when there are multiple chunks with different access patterns"""
+    section1 = "Content about object1"
+    section2 = "Content about object2"
+
+    chunk1 = create_test_chunk(
+        doc_id="doc1",
+        chunk_id=1,
+        content=section1,
+        source_links={0: "https://salesforce.com/object1"},
+    )
+    chunk2 = create_test_chunk(
+        doc_id="doc1",
+        chunk_id=2,
+        content=section2,
+        source_links={0: "https://salesforce.com/object2"},
+    )
+
+    # Test mixed access
+    filtered_chunks = censor_salesforce_chunks(
+        chunks=[chunk1, chunk2],
+        user_email="test@example.com",
+        access_map={
+            "object1": True,
+            "object2": False,
+        },
+    )
+    assert len(filtered_chunks) == 1
+    assert filtered_chunks[0].chunk_id == 1
+    assert section1 in filtered_chunks[0].content
+
+
+def test_validate_salesforce_access_no_source_links() -> None:
+    """Test handling of chunks with no source links"""
+    section = "Content with no source links"
+    test_chunk = create_test_chunk(
+        doc_id="doc1",
+        chunk_id=1,
+        content=section,
+        source_links=None,
+    )
+
+    filtered_chunks = censor_salesforce_chunks(
+        chunks=[test_chunk],
+        user_email="test@example.com",
+        access_map={},
+    )
+    assert len(filtered_chunks) == 0
+
+
+def test_validate_salesforce_access_blurb_update() -> None:
+    """Test that blurbs are properly updated based on permitted content"""
+    section = "First part about object1. "
+    long_content = section * 20  # Make it longer than BLURB_SIZE
+    test_chunk = create_test_chunk(
+        doc_id="doc1",
+        chunk_id=1,
+        content=long_content,
+        source_links={0: "https://salesforce.com/object1"},
+    )
+
+    filtered_chunks = censor_salesforce_chunks(
+        chunks=[test_chunk],
+        user_email="test@example.com",
+        access_map={"object1": True},
+    )
+    assert len(filtered_chunks) == 1
+    assert len(filtered_chunks[0].blurb) <= BLURB_SIZE
+    assert filtered_chunks[0].blurb.startswith(section)
diff --git a/web/src/lib/connectors/AutoSyncOptionFields.tsx b/web/src/lib/connectors/AutoSyncOptionFields.tsx
index 812288ba876..64b1725161f 100644
--- a/web/src/lib/connectors/AutoSyncOptionFields.tsx
+++ b/web/src/lib/connectors/AutoSyncOptionFields.tsx
@@ -15,4 +15,5 @@ export const autoSyncConfigBySource: Record<
   google_drive: {},
   gmail: {},
   slack: {},
+  salesforce: {},
 };
diff --git a/web/src/lib/types.ts b/web/src/lib/types.ts
index cab013985de..38cd6742a34 100644
--- a/web/src/lib/types.ts
+++ b/web/src/lib/types.ts
@@ -343,6 +343,7 @@ export const validAutoSyncSources = [
   ValidSources.GoogleDrive,
   ValidSources.Gmail,
   ValidSources.Slack,
+  ValidSources.Salesforce,
 ] as const;
 
 // Create a type from the array elements