Using a Pluggable Authentication Module

LinuxSecurity.com: If you're concerned about protecting world-writeable shared directories such as /tmp or /var/tmp from abuse, a Linux© Pluggable Authentication Module (PAM) can help you. The pam_namespace module creates a separate namespace for users on your system when they login. This separation is enforced by the Linux operating system so that users are protected from several types of security attacks. This article for Linux system administrators lays out the steps to enable namespaces with PAM. Have you heard about PAM? All Linux user's use PAM every time they use Linux. This article does a great job at explaining how PAM helps improve Linux user's security.

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