Number of allowed authentication failures

The number of times a user is allowed to attempt authentication, before giving up and going back to user selection.

  • Type: dconf

  • Key: /org/gnome/login-screen/allowed-failures

  • Default: 3

Note: default system value is used for “Not Configured” and enforced if “Disabled”.

Supported on Ubuntu 20.04, 22.04, 24.04, 24.10.

Metadata

Element

Value

Location

Computer Policies -> Ubuntu -> Login Screen -> Authentication -> Number of allowed authentication failures

Registry Key

Software\Policies\Ubuntu\gdm\dconf\org\gnome\login-screen\allowed-failures

Element type

decimal

Class:

Machine