Is PAM really the best choice for secure user authentication?

Join us as we delve into the intricate world of PAM (Pluggable Authentication Modules) and its role in securing user authentication. Learn the rules of login authentication, various PAM rules (Auth, Account, Password, Session), and severity levels like Required and Optional. Understand the significance of system configurations, authentication methods like LDAP, local user accounts, and integrating PAM for two-factor authentication. This in-depth session helps you easily navigate PAM configurations and avoid common pitfalls while enhancing system security. Watch the full episode here: https://youtube.com/live/eLFaHclixdI - - - - Critical Administration Skills for Red Hat Enterprise Linux: Whether you are new to Linux or new to RHEL, join our hosts for a hands-on look into the commands and processes, ask questions, and grow your knowledge. Get Started with Red Hat Enterprise Linux: https://developers.redhat.com/register Try it for yourself: https://redhat.com/interactive-labs Join our Discord: https://red.ht/rhel-discord Nate Lager:   / gangrif   Scott McBrien:   / scott-mcbrien-349b356   Integrating RHEL systems directly with Windows Active Directory https://docs.redhat.com/en/documentat... Manage user basics https://www.redhat.com/en/interactive... Commands used: usermod, mkpasswd, openssl, chage, umask, 00:00 Understanding PAM and Login Rules 01:47 Types of PAM Rules and Their Severities 03:10 Exploring PAM Libraries and Arguments 05:02 System Authentication Flow 05:55 Practical Example: Configuring PAM for Login 07:57 Advanced PAM Configuration: LDAP and Two-Factor Authentication 10:24 Troubleshooting and Best Practices