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-rw-r--r--tor-spec.txt6
1 files changed, 4 insertions, 2 deletions
diff --git a/tor-spec.txt b/tor-spec.txt
index 7f0256e..df0ca38 100644
--- a/tor-spec.txt
+++ b/tor-spec.txt
@@ -1378,8 +1378,10 @@ see tor-design.pdf.
- The IP matches the requested IP.
- The OR knows that the IP of the connection it's using is canonical
because it was listed in the NETINFO cell.
- - The OR knows that the IP of the connection it's using is canonical
- because it was listed in the server descriptor.
+
+ ORs SHOULD NOT check the IPs that are listed in the server descriptor.
+ Trusting server IPs makes it easier to covertly impersonate a relay, after
+ stealing its keys.
5.4. Tearing down circuits