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How to Configure Ubuntu Users & Groups

By adfm : 17 May 2010 - 02:40 PM
Folks just starting out with Ubuntu are likely to get to a point where they'll want to setup users and groups. Fortunately Ubuntu provides easy-to-use GUI tools to manage users and groups. This exce...
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How to control SSH use on a VMware ESX Server

By adfm : 06 April 2010 - 12:23 PM
Minimizing access to critical resources is standard practice when securing any system. In this excerpt from Ryan Troy & Matthew Helmke's VMware Cookbook you'll learn how to allow or deny users the u...
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How to Limit Permissions with sudo

By WildBill1941 : 24 October 2009 - 10:40 PM
Leverage Ubuntu's default sudo installation to allow fine-grained control over privileged access.If you have used a number of different Linux distributions in the past, one surprisin...
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How to set file and directory permissions with chmod's symbolic notation

By carlaschroder : 24 August 2009 - 09:29 AM
The following will help you change specific permission bits rather than using the all-or-nothing approach of chmod's numeric notation. The most common use for symbolic notation is to add the ...
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How to set file and directory permissions with chmod's numeric notation

By carlaschroder : 21 August 2009 - 10:26 AM
You need to control who can access whatfile. Either you need to keep prying eyes away from the recipe forthe secret sauce, or you have some other secure information thatneeds protection. Or (more like...
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