making it so SSH server sends ext-info-s

Terra Frost <[email protected]> Fri, 24 May 2024 19:16:01 -0500
Newsgroups gmane.ietf.secsh
Message-ID <CAKY7Jh6Xg9zWvud8kq4YfRB=Xj=9F-vu564yTvRxVDNo1Kejmg@mail.gmail.com>
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I'm trying to test some changes to an SSH client relating to RFC8308 but am
having some difficulty doing so.

I can make the SSH client send ext-info-c to SSH servers but none of them
are sending ext-info-s back.

Does anyone know of any SSH server that implements ext-info-s and what one
must do to configure it?

According to the bottom of https://terrapin-attack.com/patches.html the
people who discovered the terrapin attack contacted the maintainers of all
SSH implementations that, among other things, implemented RFC8308. As
OpenSSH was among those contacted I assume that that means that OpenSSH
implements it but it's unclear to me how to get OpenSSH (or any other SSH
server for that matter) to send ext-info-s.

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<div dir=3D"ltr"><div>I&#39;m trying to test some changes to an SSH client =
relating to RFC8308 but am having some difficulty doing so.</div><div><br><=
/div><div>I can make the SSH client send ext-info-c to SSH servers but none=
 of them are sending ext-info-s back.</div><div><br></div><div>Does anyone =
know of any SSH server that implements ext-info-s and what one must do to c=
onfigure it?</div><div><br></div><div>According to the bottom of <a href=3D=
"https://terrapin-attack.com/patches.html">https://terrapin-attack.com/patc=
hes.html</a> the people who discovered the terrapin attack contacted the ma=
intainers of all SSH implementations that, among other things, implemented =
RFC8308. As OpenSSH was among those contacted I assume that that means that=
 OpenSSH implements it but it&#39;s unclear to me how to get OpenSSH (or an=
y other SSH server for that matter) to send ext-info-s.</div></div>

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