sshd_config: Use stronger algorithms.

diff --git a/sshd_config b/sshd_config
index dbb774eb7151bf57580af68076a1764488be0bbf..47d857762fd8fd647763a2f2f38615279c872b78 100644 (file)
--- a/sshd_config
+++ b/sshd_config
@@ -25,6 +25,11 @@ Port 22
 # Only use protocol 2. Protocol 1 is insecure. (default)
 Protocol 2
 
+# Stronger algorithms. See ssh_config for details.
+KexAlgorithms diffie-hellman-group-exchange-sha256
+Ciphers aes256-ctr
+MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-512
+
 # Use privilege separation for increased security. "sandbox" applies
 # additional restrictions on the unprivileged process.
 UsePrivilegeSeparation sandbox