42 lines
1.2 KiB
Nix
42 lines
1.2 KiB
Nix
{ ... }:
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{
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config.dendritic.features.security-systemd-sshd = {
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nixosModules = [
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(
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{ ... }:
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{
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systemd.services.sshd.serviceConfig = {
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NoNewPrivileges = true;
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ProtectSystem = "strict";
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ProtectHome = "read-only";
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ProtectClock = true;
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ProtectHostname = true;
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ProtectKernelTunables = true;
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ProtectKernelModules = true;
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ProtectKernelLogs = true;
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ProtectControlGroups = true;
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ProtectProc = "invisible";
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PrivateTmp = true;
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PrivateMounts = true;
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PrivateDevices = true;
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RestrictNamespaces = true;
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RestrictRealtime = true;
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RestrictSUIDSGID = true;
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MemoryDenyWriteExecute = true;
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LockPersonality = true;
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DevicePolicy = "closed";
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SystemCallFilter = [
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"~@keyring"
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"~@swap"
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"~@clock"
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"~@module"
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"~@obsolete"
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"~@cpu-emulation"
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];
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SystemCallArchitectures = "native";
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};
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}
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)
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];
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};
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}
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