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Solaris™ Operating Environment Boot Camp by Dominic Butler, David Rhodes

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User Security

  • Ensure that all users are allocated a password.

  • Users should never share their passwords.

  • You can set passwords to expire after a predefined time to improve password security.

  • It is good practice to check regularly /etc/passwd for users with their UID set to 0.

  • Regularly check for invalid users.

  • It is good practice to disable direct root logins by configuring the /etc/default/login file. This will force users with access to root to use the su command, thus leaving an audit trail.

  • Check the /var/adm/sulog regularly for users attempting to gain access to the root account.

  • Provide users with a nonwriteable .profile if you want to try and enforce a default environment.

  • For users that only use a specific application, specify this instead of ...

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