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authorNick Mathewson <nickm@torproject.org>2021-08-16 11:24:36 -0400
committerNick Mathewson <nickm@torproject.org>2021-08-16 11:24:36 -0400
commitea4f88cc54e26b422db8828bed88ff156958d5f0 (patch)
treeb8bf73f452d5c513e9092832a638d330b90ff928 /tor-spec.txt
parent15b45c920e8362852b4e9ef8226ade80331b0e35 (diff)
downloadtorspec-ea4f88cc54e26b422db8828bed88ff156958d5f0.tar.gz
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Specify case in BEGIN messages.
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@@ -1693,6 +1693,9 @@ see tor-design.pdf.
dotted-quad format, or an IPv6 address surrounded by square brackets;
and where PORT is a decimal integer between 1 and 65535, inclusive.
+ The ADDRPORT string SHOULD be sent in lower case, to avoid
+ fingerprinting. Implementations MUST accept strings in any case.
+
The FLAGS value has one or more of the following bits set, where
"bit 1" is the LSB of the 32-bit value, and "bit 32" is the MSB.
(Remember that all values in Tor are big-endian (see 0.1.1 above), so