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    Active Directory GPO client
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Active Directory GPO client documentation
Active Directory GPO client documentation
  • Tutorials
    • Certificates Auto-Enrolment
  • How-to guides
    • Set up AD
    • Set up adwatchd
    • Join machine to AD during installation
    • Join machine to AD manually
    • Set up ADSys
    • Use GPO with Ubuntu
  • Technical Reference
    • ADSys Control (adsysctl)
    • ADSys Daemon (adsysd)
    • ADSys Watch Daemon (adwatchd)
    • adsysctl
    • adsysd
    • adwatchd
    • Policies reference list
      • Computer Policies
        • Ubuntu
          • Client management
            • Computer Scripts
              • Shutdown scripts
              • Startup scripts
            • Power Management
              • Enable the ALS sensor
              • The brightness of the screen when idle
              • Dim the screen after a period of inactivity
              • Laptop lid close action when on AC
              • Laptop lid close action on battery
              • Laptop lid, when closed, will suspend even if there is an external monitor plugged in
              • Power button action
              • Enable power-saver profile when battery is low
              • Sleep timeout computer when on AC
              • Whether to hibernate, suspend or do nothing when inactive
              • Sleep timeout computer when on battery
              • Whether to hibernate, suspend or do nothing when inactive
            • Privilege Authorization
              • Allow local administrators
              • Client administrators
            • System Drive Mapping
              • System mounts
            • System proxy configuration
              • Auto-configuration URL
              • FTP Proxy
              • HTTP Proxy
              • HTTPS Proxy
              • Ignored hosts
              • SOCKS Proxy
            • System-wide application confinement
              • AppArmor
          • Login Screen
            • Authentication
              • Number of allowed authentication failures
              • Whether or not to allow fingerprint readers for login
              • Whether or not to allow passwords for login
              • Whether or not to allow smartcard readers for login
            • Interface
              • The background-color property sets the background color.
              • Sets the background image for the login screen.
              • The background-repeat property sets if/how the background image will be repeated.
              • The background-size property specifies the size of the background image.
              • Enable showing the banner message
              • Banner message text
              • Whether the clock displays in 24h or 12h format
              • Show date in clock
              • Show weekday in clock
              • Path to small image at top of user list
            • Disable showing the restart buttons
            • Avoid showing user list
            • Show notification banners
            • Show notifications in the lock screen
            • Enable Toolkit Accessibility
      • User Policies
        • Ubuntu
          • Desktop
            • Accessibility
              • On-screen keyboard
              • Screen magnifier
              • Screen reader
              • Enable Toolkit Accessibility
            • Background
              • Picture Options
              • Picture URI (dark)
              • Picture URI
            • Keyboard shortcuts
              • Launch settings
              • Modifier to use for extended window management operations
              • Show the activities overview
              • Launch terminal
              • Keybinding to open the “Show Applications” view
              • Keybinding to open the overview
            • Screensaver
              • Disable lock screen
              • Picture Options
              • Picture URI
              • Show notifications in the lock screen
            • Shell
              • Clock
                • Whether the clock displays in 24h or 12h format
                • Show date in clock
                • Show weekday in clock
              • LockDown
                • Disable command line
                • Disable log out
                • Disable print setup
                • Disable printing
                • Disable saving files to disk
                • Disable user switching
                • Mount removable storage devices as read-only
                • Disable user administration
              • Notifications
                • Show notification banners
              • Privacy
                • When USB devices should be rejected
                • Whether to protect USB devices
              • List of desktop file IDs for favorite applications
              • Have file manager handle the desktop
              • Show applications button
          • Peripherals
            • Whether to automatically mount media
          • Session management
            • User Drive Mapping
              • User mounts
            • User Scripts
              • Logoff scripts
              • Logon scripts
            • User application confinement
              • AppArmor
  • Explanation
    • GSettings
    • Privileges Management
    • Scripts execution
    • AppArmor Profiles
    • Network shares
    • Network Proxy
    • Certificates Auto-Enrolment
    • Security Policy
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LockDown¶

  • Disable command line
  • Disable log out
  • Disable print setup
  • Disable printing
  • Disable saving files to disk
  • Disable user switching
  • Mount removable storage devices as read-only
  • Disable user administration
Copyright © 2025 CC-BY-SA, Canonical Group Ltd
Last updated on Jan 22, 2025
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  • shanecrowley
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  • LockDown