June 2000
Beginner
704 pages
14h 55m
English
Content preview from Practical Linux
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Advanced Concepts: Password Authentication Module
The Password Authentication Module (PAM) is for those who want to modify the security model that comes with Red Hat. By default, the model is reasonably strict about who can enter the system and in most instances, does not need to be adjusted. Like the password and group configuration files, though, understanding this subsystem will better prepare you for troubleshooting problems.
Improving System Security Using PAM
In an effort to separate authentication techniques from applications, the Linux development community took hints from the Solaris operating system and created its own implementation of PAM, Pluggable Authentication Modules. By separating the method of authentication from applications, ...
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