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@@ -251,6 +251,11 @@ see tor-design.pdf.
(As an exception, directory servers may try to stay connected to all of
the ORs -- though this will be phased out for the Tor 0.1.2.x release.)
+ To avoid being trivially distinguished from servers, client-only Tor
+ instances are encouraged but not required to use a two-certificate chain
+ as well. Clients SHOULD NOT use keep using the same certificates when
+ their IP changes. Clients MAY send no certificates at all.
+
3. Cell Packet format
The basic unit of communication for onion routers and onion