PAM (Pluggable Authentication Modules) is a flexible mechanism that allows system administrators to choose how applications authenticate users. This demo illustrates how to integrate a custom script ...

Two-factor authentication aims to solve the decades-old problem of password-based attacks, such as brute-force attacks and key-logging attacks. In Linux, two-factor authentication can be accomplished ...

This program uses Linux Pluggable Authentication Modules (PAM) to authenticate users via the use of Near-Field Communication (NFC). It can be used with traditional NFC smart cards, as long as they are ...

Authentication is a mechanism that verifies whether an entity is who it claims to be. On a Linux system, applications, such as su, passwd or login, are used to authenticate users before they are given ...