Description: This manual documents what a system-administrator needs to know about the Linux-PAM library. It covers the correct syntax of the PAM configuration file and discusses strategies for maintaining a secure system.

The Linux-PAM System Administrators' Guide
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# The Linux-PAM System Administrators' Guide

### Andrew G. Morgan

`<morgan@kernel.org>`

### Thorsten Kukuk

`<kukuk@thkukuk.de>`

Version 1.7.2, January 2026

Abstract

This manual documents what a system-administrator needs to know about the Linux-PAM library. It covers the correct syntax of the PAM configuration file and discusses strategies for maintaining a secure system.

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|  | Chapter 1. Introduction