Keystroke timing obfuscation added to ssh(1)

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Damien Miller (djm@) has
committed
support for keystroke timing obfuscation to
ssh(1):

CVSROOT:	/cvs
Module name:	src
Changes by:	djm@cvs.openbsd.org	2023/08/27 21:31:16

Modified files:
	usr.bin/ssh    : clientloop.c misc.c misc.h packet.c packet.h 
	                 readconf.c readconf.h ssh_config.5 

Log message:
Add keystroke timing obfuscation to the client.

This attempts to hide inter-keystroke timings by sending interactive
traffic at fixed intervals (default: every 20ms) when there is only a
small amount of data being sent. It also sends fake "chaff" keystrokes
for a random interval after the last real keystroke. These are
controlled by a new ssh_config ObscureKeystrokeTiming keyword/

feedback/ok markus@

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