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From: "Peter Müller" <peter.mueller@ipfire.org>
To: development@lists.ipfire.org
Subject: [PATCH 2/2] OpenSSH: Add ML-KEM x X25519 hybrid key exchange
Date: Sat, 21 Sep 2024 13:53:46 +0000	[thread overview]
Message-ID: <20240921135346.701801-2-peter.mueller@ipfire.org> (raw)
In-Reply-To: <20240921135346.701801-1-peter.mueller@ipfire.org>

[-- Attachment #1: Type: text/plain, Size: 1985 bytes --]

This was newly introduced in OpenSSH 9.9, hence our custom
configurations for both SSH server and client need to be updated.

Signed-off-by: Peter Müller <peter.mueller(a)ipfire.org>
---
 config/ssh/ssh_config  | 2 +-
 config/ssh/sshd_config | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/config/ssh/ssh_config b/config/ssh/ssh_config
index 85c069dda..5a9ad85c5 100644
--- a/config/ssh/ssh_config
+++ b/config/ssh/ssh_config
@@ -9,7 +9,7 @@ Host *
         UseRoaming no
 
         # Only use secure crypto algorithms
-        KexAlgorithms sntrup761x25519-sha512(a)openssh.com,curve25519-sha256,curve25519-sha256(a)libssh.org,diffie-hellman-group-exchange-sha256
+        KexAlgorithms sntrup761x25519-sha512,mlkem768x25519-sha256,curve25519-sha256,curve25519-sha256(a)libssh.org,diffie-hellman-group-exchange-sha256
         Ciphers chacha20-poly1305(a)openssh.com,aes256-gcm(a)openssh.com,aes128-gcm(a)openssh.com,aes256-ctr,aes192-ctr,aes128-ctr
         MACs hmac-sha2-512-etm(a)openssh.com,hmac-sha2-256-etm(a)openssh.com,umac-128-etm(a)openssh.com,hmac-sha2-512,hmac-sha2-256,umac-128(a)openssh.com
 
diff --git a/config/ssh/sshd_config b/config/ssh/sshd_config
index 76c9b3eb1..9229b6518 100644
--- a/config/ssh/sshd_config
+++ b/config/ssh/sshd_config
@@ -20,7 +20,7 @@ LoginGraceTime 30s
 MaxStartups 5
 
 # Only allow safe crypto algorithms
-KexAlgorithms sntrup761x25519-sha512(a)openssh.com,curve25519-sha256,curve25519-sha256(a)libssh.org,diffie-hellman-group-exchange-sha256
+KexAlgorithms sntrup761x25519-sha512,mlkem768x25519-sha256,curve25519-sha256,curve25519-sha256(a)libssh.org,diffie-hellman-group-exchange-sha256
 Ciphers chacha20-poly1305(a)openssh.com,aes256-gcm(a)openssh.com,aes128-gcm(a)openssh.com,aes256-ctr,aes192-ctr,aes128-ctr
 MACs hmac-sha2-512-etm(a)openssh.com,hmac-sha2-256-etm(a)openssh.com,umac-128-etm(a)openssh.com,hmac-sha2-512,hmac-sha2-256,umac-128(a)openssh.com
 
-- 
2.39.5


      reply	other threads:[~2024-09-21 13:53 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-21 13:53 [PATCH 1/2] OpenSSH :Update to 9.9p1 Peter Müller
2024-09-21 13:53 ` Peter Müller [this message]

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