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Summary

In this chapter, you learned:

  • PAM stores most of its configuration files in /etc/pam.d/.

  • A PAM-enabled application invokes the rules in each management group, auth, account, password, and session, at different times during the user authentication and authorization process.

  • The authconfig command is the recommended way of updating the PAM configuration.

  • Before any modification, back up the PAM configuration with authconfig --savebackup=backupdir and open an extra root session to recover from errors.

  • The pam_pwquality module uses the /etc/security/pwquality.conf configuration file to enforce your organization password complexity requirements.

  • The pam_faillock module locks accounts after too many consecutive failed attempts. You use the authconfig --enablefaillock --faillockargs="parameters" command to configure it.

Revision: rh415-7.5-813735c