fprintd ======= https://fprint.freedesktop.org/ Daemon to offer libfprint functionality over D-Bus Might eat your kangaroo. Written in C. Licensed under the GPL version 2 or any later version (see COPYING). A PAM login module is included in the 'pam' directory. Translating =========== fprintd and pam_fprintd are translated using weblate. Please visit https://translate.fedoraproject.org/projects/fprintd/ to contribute translations. API use cases ============= - User wants to use the fingerprint reader, and enroll his fingerprints, or remove some fingerprints from the database - Administrator wants to enroll fingerprints for a particular user, or remove fingerprints for a particular user - Laptop/desktop authentication: * Check for fingerprint devices * Check whether a particular user has any fingerprints enrolled * Verify a fingerprint for a particular user, or, if the device supports it, verify that the fingerprint matches against any of the fingerprints enrolled - Point Of Sale authentication (in a bar, the fingerprint reader is used to see who accesses a particular point of sale/till, in place of PIN code authentication and/or tokens) * Given a list of users, verify which one has scanned their finger Debugging ========= To enable debug output run `systemctl edit fprintd.service` then enter: ``` [Service] Environment=G_MESSAGES_DEBUG=all ``` Save the result and restart fprintd using `systemctl restart fprintd.service`. After that, you can grab the logs using `journalctl -u fprintd.service`.