From 1f3a1e5b3f2c025251eb3d89c71caa1570ed1573 Mon Sep 17 00:00:00 2001
From: Jack Kingsman <jack.kingsman@gmail.com>
Date: Sat, 7 Feb 2026 21:06:58 -0800
Subject: [PATCH] Clarify garbage comment about outgoing decryption

---
 app/packet_processor.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/packet_processor.py b/app/packet_processor.py
index 51d9135..2fc4869 100644
--- a/app/packet_processor.py
+++ b/app/packet_processor.py
@@ -354,7 +354,11 @@ async def run_historical_dm_decryption(
     our_public_key_bytes = derive_public_key(private_key_bytes)
 
     for packet_id, packet_data, packet_timestamp in packets:
-        # Don't pass our_public_key - we want to decrypt both incoming AND outgoing messages.
+        # Note: passing our_public_key=None means outgoing DMs won't be matched
+        # by try_decrypt_dm (the inbound check requires src_hash == their_first_byte,
+        # which fails for our outgoing packets). This is acceptable because outgoing
+        # DMs are stored directly by the send endpoint. Historical decryption only
+        # recovers incoming messages.
         result = try_decrypt_dm(
             packet_data,
             private_key_bytes,