From: Jakub Czajka <jakub@ekhem.eu.org>
Date: Sun, 25 Sep 2022 17:38:27 +0000 (+0200)
Subject: [sshd] Require SSH protocol 2.
X-Git-Url: https://git.ekhem.eu.org/?a=commitdiff_plain;h=35d2248405e1977810dc2b01e13455098f1fab3e;p=server.git

[sshd] Require SSH protocol 2.

SSH protocol 1 is an older version with known vulnerabilities. This
commit requires `sshd` to use only the newer SSH protocol 2.
---

diff --git a/sshd/sshd_config b/sshd/sshd_config
index 4b5f40c..15c76ec 100644
--- a/sshd/sshd_config
+++ b/sshd/sshd_config
@@ -21,6 +21,8 @@ Port 72
 #HostKey /etc/ssh/ssh_host_ecdsa_key
 #HostKey /etc/ssh/ssh_host_ed25519_key
 
+Protocol 2
+
 # Ciphers and keying
 #RekeyLimit default none