diff --git a/pyeudiw/satosa/backend.py b/pyeudiw/satosa/backend.py
index 2f01661e..b85bbf68 100644
--- a/pyeudiw/satosa/backend.py
+++ b/pyeudiw/satosa/backend.py
@@ -699,7 +699,7 @@ def get_response_endpoint(self, context):
         state = context.qs_params.get("id", None)
         session_id = context.state["SESSION_ID"]
         finalized_session = None
-        
+
         try:
             finalized_session = self.db_engine.get_by_state_and_session_id(
                 state=state, session_id=session_id
diff --git a/pyeudiw/tests/federation/base.py b/pyeudiw/tests/federation/base.py
index f3c068fa..bb770e91 100644
--- a/pyeudiw/tests/federation/base.py
+++ b/pyeudiw/tests/federation/base.py
@@ -1,6 +1,5 @@
 from cryptojwt.jws.jws import JWS
 from cryptojwt.jwk.rsa import new_rsa_key
-import json
 
 import pyeudiw.federation.trust_chain_validator as tcv_test
 from pyeudiw.tools.utils import iat_now, exp_from_now
diff --git a/pyeudiw/tests/settings.py b/pyeudiw/tests/settings.py
index c7efbe02..c39936a5 100644
--- a/pyeudiw/tests/settings.py
+++ b/pyeudiw/tests/settings.py
@@ -80,11 +80,11 @@
             "..."
         ],
         "federation_entity_metadata": {
-          "organization_name": "Example RP",
-          "homepage_uri": "https://developers.italia.it",
-          "policy_uri": "https://developers.italia.it/privacy-policy",
-          "tos_uri": "https://developers.italia.it/privacy-policy",
-          "logo_uri": "https://developers.italia.it/assets/img/io-it-logo-white.svg"
+            "organization_name": "Example RP",
+            "homepage_uri": "https://developers.italia.it",
+            "policy_uri": "https://developers.italia.it/privacy-policy",
+            "tos_uri": "https://developers.italia.it/privacy-policy",
+            "logo_uri": "https://developers.italia.it/assets/img/io-it-logo-white.svg"
         }
     },
     "metadata_jwks": [
diff --git a/pyeudiw/trust/__init__.py b/pyeudiw/trust/__init__.py
index 8cd7a091..170a2cc2 100644
--- a/pyeudiw/trust/__init__.py
+++ b/pyeudiw/trust/__init__.py
@@ -49,17 +49,17 @@ def _handle_chain(self):
                 f"Unknown Trust Anchor: '{trust_anchor_eid}' is not "
                 "a recognizable Trust Anchor."
             )
-        
+
         decoded_ec = unpad_jwt_payload(
             trust_anchor['federation']['entity_configuration']
         )
         jwks = decoded_ec.get('jwks', {}).get('keys', [])
-        
+
         if not jwks:
             raise MissingProtocolSpecificJwks(
                 f"Cannot find any jwks in {decoded_ec}"
             )
-        
+
         tc = StaticTrustChainValidator(
             self.trust_chain, jwks, self.httpc_params
         )
@@ -68,9 +68,9 @@ def _handle_chain(self):
         _is_valid = False
         try:
             _is_valid = tc.validate()
-        except Exception as e:
-           # raise / log here that's expired
-           pass
+        except Exception:
+            # raise / log here that's expired
+            pass  # nosec - B110
         db_chain = None
         if not _is_valid:
             try: