44 lines
865 B
Nix
44 lines
865 B
Nix
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{pkgs, ...}: {
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networking.firewall.allowedTCPPorts = [22];
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services.openssh = {
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enable = true;
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banner = "nyanya :3";
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logLevel = "VERBOSE";
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settings = {
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PermitRootLogin = "no";
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PasswordAuthentication = false;
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Macs = [
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"hmac-sha2-512"
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"hmac-sha2-256"
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];
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KexAlgorithms = [
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"sntrup761x25519-sha512@openssh.com"
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"curve25519-sha256"
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"curve25519-sha256@libssh.org"
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"diffie-hellman-group-exchange-sha256"
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];
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Ciphers = [
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"aes256-gcm@openssh.com"
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"aes128-gcm@openssh.com"
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"aes256-ctr"
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"aes192-ctr"
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"aes128-ctr"
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];
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};
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};
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security = {
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sudo = {
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enable = true;
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wheelNeedsPassword = false;
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keepTerminfo = true;
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};
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};
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services.fail2ban = {
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enable = true;
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maxretry = 5;
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};
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}
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