Procedure 7.1. Enabling Fingerprint Authentication
You can only use biometric authentication if PAM is configured accordingly. Usually, this is done automatically during installation of the packages when the hardware check detects a supported fingerprint reader. If not, manually enable the fingerprint support in YaST as follows:
Start YaST and select
+ .In the configuration dialog, activate
and click to save the changes and close the dialog.Now you can register a fingerprint for various users.
Procedure 7.2. Registering a Fingerprint
In YaST, click
+ to open the dialog. A list of users or groups in the system is displayed.Select the user for whom you want to register a fingerprint and click
.On the
tab, select the fingerprint entry and click to open the dialog.YaST prompts the user to swipe his finger until three readable fingerprints have been gathered.
![]() |
After the fingerprint has been acquired successfully, click
to close the dialog and the dialog for the user.
If you also want to use fingerprint authentication for starting YaST
or the YaST modules, you need to register a fingerprint for
root
, too.
To do so, set the filter in the root
entry and register a fingerprint for root
as described above.
After you have registered fingerprints for the desired users, click
to close the administration dialog and to save the changes.As soon as the user's fingerprint has been successfully registered, the user can choose to authenticate with either fingerprint or password for the actions and applications listed in Section 7.1, “Supported Applications and Actions”.
Currently, YaST does not offer verification or removal of fingerprints,
but you remove fingerprints by deleting the directory
/home/
.
login
/.fprint
For more technical details, refer to http://reactivated.net/fprint/.