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Configure systemd security features in keyd.service #616

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Configure systemd security features in keyd.service #616

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01ebf9d
Configure systemd security features
Expertcoderz Dec 11, 2023
82e63f9
Set ProtectProc to invisible
Expertcoderz Jan 5, 2024
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36 changes: 36 additions & 0 deletions keyd.service
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Original file line number Diff line number Diff line change
Expand Up @@ -7,5 +7,41 @@ After=local-fs.target
Type=simple
ExecStart=/usr/bin/keyd

ProtectProc=invisible
ProcSubset=pid
ProtectSystem=strict
ProtectHome=true
ReadOnlyPaths=/etc/keyd
PrivateTmp=true
DeviceAllow=char-input
DeviceAllow=/dev/uinput
ProtectHostname=true
ProtectClock=true

ProtectKernelTunables=true
ProtectKernelModules=true
ProtectKernelLogs=true
ProtectControlGroups=true
RestrictNamespaces=true

RemoveIPC=true
RestrictAddressFamilies=AF_UNIX
PrivateNetwork=true
IPAddressDeny=any

NoNewPrivileges=true
LockPersonality=true
MemoryDenyWriteExecute=true
RestrictRealtime=true
RestrictSUIDSGID=true

SystemCallArchitectures=native
SystemCallFilter=@system-service
SystemCallFilter=~@privileged

CapabilityBoundingSet=CAP_SETGID CAP_SYS_NICE

UMask=177

[Install]
WantedBy=sysinit.target