[tor-commits] [torspec/main] Specify case in BEGIN messages.

[nickm@xxxxxxxxxxxxxx]

commit ea4f88cc54e26b422db8828bed88ff156958d5f0
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Mon Aug 16 11:24:36 2021 -0400

    Specify case in BEGIN messages.
---
 tor-spec.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tor-spec.txt b/tor-spec.txt
index d7b2c53..a3a0ffd 100644
--- a/tor-spec.txt
+++ b/tor-spec.txt
@@ -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



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