Reattach to the user's GUI session on macOS during authentication (for Touch ID support in tmux)

Hardware authentication for Linux using ordinary flash media (USB & Card based).

OAuth2 pam module

This is the PAM to RADIUS authentication module. It allows any Linux, OSX or Solaris machine to become a RADIUS client for authentication and password change requests.

A PAM module that protects sensitive data and provides a panic function for emergency situations. Authentication through passwords or removable media.

Select authentication and indentity profile to use on the system.

Password/passphrase strength checking and policy enforcement

A PAM module to test passwords against previous leaks at haveibeenpwned.com

Password caching module with advanced policies for PAM.

General purpose Display Manager built on the Enlightenment Foundation Libraries (EFL)

Azure Active Directory PAM Module

Authentication with PKCS#11 modules

A linux PAM module that provides access control by ip, mac-address, or country-code/region.

PAM module for unlocking transparently encrypted directories on ext4

A PAM Module that runs the Python interpreter, thus allowing PAM Modules to be written in Python

OAuth2-Module for PAM

Two Factor Authentication - PAM + Telegram !! This project provides two factor authentication to linux systems that use PAM. A code is sent to Telegram, which must be typed at the command line prompt to validate the login process.

A pam module to send warnings when certain 'fake' passwords are used to login

A light PAM module to log user's username and password.

pam-onelogin is a pretty complete pam/nss stack for using OneLogin as authentication source (with MFA) and user/group lookups. Primarily used for SSH.