xauth

Edit and display the authorization information used in connecting to the X server. More information: https://manned.org/xauth.

• Start interactive mode with a specific authority file (defaults to ~/.Xauthority):
  xauth -f {{path/to/file}}
• Display information about the authority file:
  xauth info
• Display authorization entries for all the displays:
  xauth list
• Add an authorization for a specific display:
  xauth add {{display_name}} {{protocol_name}} {{key}}
• Remove the authorization for a specific display:
  xauth remove {{display_name}}
• Print the authorization entry for the current display to stdout:
  xauth extract - $DISPLAY
• Merge the authorization entries from a specific file into the authorization database:
  cat {{path/to/file}} | xauth merge -
• Display help:
  xauth --help