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OpenSSH client - "better" default cipher orders while still compatible
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| # Mostly based on https://wiki.mozilla.org/Security/Guidelines/OpenSSH#Modern | |
| Host * | |
| ServerAliveInterval 60 | |
| # Ensure KnownHosts are unreadable if leaked - it is otherwise easier to know which hosts your keys have access to. | |
| HashKnownHosts yes | |
| # Host keys the client accepts - order here is honored by OpenSSH - not sure about DropBear | |
| HostKeyAlgorithms ssh-ed25519-cert-v01@openssh.com,ssh-rsa-cert-v01@openssh.com,ssh-ed25519,ssh-rsa,ecdsa-sha2-nistp521-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp521,ecdsa-sha2-nistp384,ecdsa-sha2-nistp256 | |
| KexAlgorithms curve25519-sha256@libssh.org,ecdh-sha2-nistp521,ecdh-sha2-nistp384,ecdh-sha2-nistp256,diffie-hellman-group-exchange-sha256 | |
| MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512,hmac-sha2-256,umac-128@openssh.com | |
| Ciphers chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr |
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