Users & Groups Management HowTos

Learn all about users and groups on Linux and Unix like operating systems. Topic include user & group creations, permissions & ownership, access control, ACL, and more ( rss feed ).

Q. How do I create username or user groups in upper case under Linux / *BSD / UNIX operating systems?

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How do I fix – “Public key Blacklisted (see ssh-vulnkey(1))” error under any Linux based desktop system?

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How do I check the existing Linux / UNIX users and groups under Linux / UNIX operating system?

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Q. Can you tell me how to configure sudo to provide access to end users? How do I allow to run programs with the security privileges of another user using sudo?

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