Update SSH Server crypto settings (#18697)

- Use a better and more curated list of Ciphers and KeyExchanges, these roughly follows OpenSSH's default.
- Remove some cryptography values which were deprecated.
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Gusted 2022-02-10 17:04:16 +01:00 committed by GitHub
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commit 581d29ec1d
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3 changed files with 9 additions and 9 deletions

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@ -113,15 +113,15 @@ RUN_MODE = ; prod
;;
;; For the built-in SSH server, choose the ciphers to support for SSH connections,
;; for system SSH this setting has no effect
;SSH_SERVER_CIPHERS = aes128-ctr, aes192-ctr, aes256-ctr, aes128-gcm@openssh.com, arcfour256, arcfour128
;SSH_SERVER_CIPHERS = chacha20-poly1305@openssh.com, aes128-ctr, aes192-ctr, aes256-ctr, aes128-gcm@openssh.com, aes256-gcm@openssh.com
;;
;; For the built-in SSH server, choose the key exchange algorithms to support for SSH connections,
;; for system SSH this setting has no effect
;SSH_SERVER_KEY_EXCHANGES = diffie-hellman-group1-sha1, diffie-hellman-group14-sha1, ecdh-sha2-nistp256, ecdh-sha2-nistp384, ecdh-sha2-nistp521, curve25519-sha256@libssh.org
;SSH_SERVER_KEY_EXCHANGES = curve25519-sha256@libssh.org, ecdh-sha2-nistp256, ecdh-sha2-nistp384, ecdh-sha2-nistp521, diffie-hellman-group14-sha1
;;
;; For the built-in SSH server, choose the MACs to support for SSH connections,
;; for system SSH this setting has no effect
;SSH_SERVER_MACS = hmac-sha2-256-etm@openssh.com, hmac-sha2-256, hmac-sha1, hmac-sha1-96
;SSH_SERVER_MACS = hmac-sha2-256-etm@openssh.com, hmac-sha2-256, hmac-sha1
;;
;; For the built-in SSH server, choose the keypair to offer as the host key
;; The private key should be at SSH_SERVER_HOST_KEY and the public SSH_SERVER_HOST_KEY.pub