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Entries on 26-August 07

Howto restrict su command to superuser only in Linux

Posted by David23, Aug 26 2007, 12:02 PM

su is run a shell with substitute user and group IDs. su is used to become another user during a login session. Invoked without a username, su defaults to becoming the super user. The optional argument - may be used to provide an environment similar to what the user would expect had the user logged in directly.

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