Control Little Snitch firewall on macOS. View logs, manage profiles and rule groups, monitor network traffic. Use when the user wants to check firewall activity, enable/disable profiles or blocklists,
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Control Little Snitch network monitor/firewall on macOS.
Enable CLI access in Little Snitch → Preferences → Security → Allow access via Terminal
Once enabled, the
littlesnitch⚠️ Security Warning: The littlesnitch command is very powerful and can potentially be misused by malware. When access is enabled, you must take precautions that untrusted processes cannot gain root privileges.
Reference: https://help.obdev.at/littlesnitch5/adv-commandline
| Command | Root? | Description |
|---|---|---|
| No | Show version |
| No | Show license status |
| No | Read log messages |
| Yes | Activate/deactivate profiles |
| Yes | Enable/disable rule groups & blocklists |
| Yes | Print traffic log data |
| Yes | List all preferences |
| Yes | Read a preference value |
| Yes | Write a preference value |
| Yes | Export data model (backup) |
| Yes | Restore from backup |
| Yes | Capture process traffic |
littlesnitch log --last 10m --json
littlesnitch log --stream
littlesnitch restrictions
sudo littlesnitch profile --activate "Silent Mode"
sudo littlesnitch profile --deactivate-all
sudo littlesnitch rulegroup --enable "My Rules" sudo littlesnitch rulegroup --disable "Blocklist"
sudo littlesnitch log-traffic --begin-date "2026-01-25 00:00:00"
sudo littlesnitch log-traffic --stream
sudo littlesnitch export-model > backup.json
| Option | Description |
|---|---|
| Show entries from last N minutes/hours/days |
| Live stream messages |
| Output as JSON |
| Filter with predicate |
sudoNo automatic installation available. Please visit the source repository for installation instructions.
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