From 3bd391191320387b418a397f278bb46e0849b2c1 Mon Sep 17 00:00:00 2001
From: GUVWAF <78759985+GUVWAF@users.noreply.github.com>
Date: Wed, 6 Nov 2024 22:00:26 +0100
Subject: [PATCH] Only PKC encrypt when packet originates from us (#5267)

---
 src/mesh/Router.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/mesh/Router.cpp b/src/mesh/Router.cpp
index 5eb2a5f50..ca9600cab 100644
--- a/src/mesh/Router.cpp
+++ b/src/mesh/Router.cpp
@@ -489,7 +489,8 @@ meshtastic_Routing_Error perhapsEncode(meshtastic_MeshPacket *p)
         meshtastic_NodeInfoLite *node = nodeDB->getMeshNode(p->to);
         // We may want to retool things so we can send a PKC packet when the client specifies a key and nodenum, even if the node
         // is not in the local nodedb
-        if (
+        // First, only PKC encrypt packets we are originating
+        if (isFromUs(p) &&
             // Don't use PKC with Ham mode
             !owner.is_licensed &&
             // Don't use PKC if it's not explicitly requested and a non-primary channel is requested
@@ -671,4 +672,4 @@ void Router::perhapsHandleReceived(meshtastic_MeshPacket *p)
     // cache/learn of the existence of nodes (i.e. FloodRouter) that they should not
     handleReceived(p);
     packetPool.release(p);
-}
+}
\ No newline at end of file