From d9ef706378aaece2273cf661f0b1c75f5d416296 Mon Sep 17 00:00:00 2001
From: Koen van der Veen <koenlennartvanderveen@gmail.com>
Date: Fri, 27 Sep 2024 16:35:48 +0200
Subject: [PATCH] log signing key

---
 packages/syft/src/syft/server/credentials.py | 4 ++++
 packages/syft/src/syft/server/server.py      | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/packages/syft/src/syft/server/credentials.py b/packages/syft/src/syft/server/credentials.py
index 4b811aa0db5..f4615f083e8 100644
--- a/packages/syft/src/syft/server/credentials.py
+++ b/packages/syft/src/syft/server/credentials.py
@@ -2,6 +2,7 @@
 from __future__ import annotations
 
 # stdlib
+import hashlib
 from typing import Any
 
 # third party
@@ -58,6 +59,9 @@ class SyftSigningKey(SyftBaseModel):
     def make_signing_key(cls, v: Any) -> Any:
         return SigningKey(bytes.fromhex(v)) if isinstance(v, str) else v
 
+    def deterministic_hash(self) -> str:
+        return hashlib.sha256(self.signing_key._seed).hexdigest()
+
     @property
     def verify_key(self) -> SyftVerifyKey:
         return SyftVerifyKey(verify_key=self.signing_key.verify_key)
diff --git a/packages/syft/src/syft/server/server.py b/packages/syft/src/syft/server/server.py
index 7ea7bed2b78..212ae3def3e 100644
--- a/packages/syft/src/syft/server/server.py
+++ b/packages/syft/src/syft/server/server.py
@@ -379,6 +379,10 @@ def __init__(
             skey = signing_key
         self.signing_key = skey or SyftSigningKey.generate()
 
+        logger.critical(
+            f"Hash of the signing key '{self.signing_key.deterministic_hash()[:5]}...'"
+        )
+
         self.association_request_auto_approval = association_request_auto_approval
 
         consumer_type = (