File & folder security is a big part of any operating system and Linux is no exception!
These permissions allow you to choose exactly who can access your files and folders, providing an overall enhanced security system. This is one of the major weaknesses in the older Windows operating systems where, by default, all users can see each other's files (Windows 95, 98, Me).
For the more superior versions of the Windows operating system such as NT, 2000, XP and 2003 things look a lot safer as they fully support file & folder permissions, just as Linux has since the beginning.
Together, we'll now examine a directory listing from our Linux lab server, to help us understand the information provided. While a simple 'ls' will give you the file and directory listing within a given directory, adding the flag '-l' will reveal a number of new fields that we are about to take a look at:
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