Created
January 23, 2022 18:51
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Secure public key only openssh daemon configuration.
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| # Restrict SSH usage | |
| AllowGroups ssh | |
| AuthorizedKeysFile .ssh/authorized_keys | |
| # Ciphers | |
| RekeyLimit 512M 1H | |
| KexAlgorithms [email protected] | |
| Ciphers [email protected],[email protected] | |
| MACs [email protected] | |
| HostKeyAlgorithms ssh-ed25519 | |
| # Authentication | |
| PasswordAuthentication no | |
| ChallengeResponseAuthentication no | |
| PubkeyAuthentication yes | |
| # Limit sessions | |
| MaxAuthTries 2 | |
| MaxSessions 5 | |
| ClientAliveInterval 30 | |
| ClientAliveCountMax 6 | |
| AllowAgentForwarding no | |
| AllowTcpForwarding no | |
| X11Forwarding no | |
| PrintMotd no |
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