First this booklet explains how Pluggable Authentication Modules (PAM) simplify and standardize authentication in Linux. It indicates intimately how PAM works and the way it's configured. Then eleven universal modules used throughout UNIX/Linux distributions are tested and defined, together with all their parameters. install of third-party modules is mentioned, and the advance of latest modules and PAM-aware functions is printed. This booklet is for knowledgeable approach directors and builders operating with a number of Linux/UNIX servers or with either UNIX and home windows servers. It assumes an excellent point of admin wisdom, and that builders are powerfuble in C improvement on UNIX-based structures.
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