Wednesday, April 18, 2012

Difference between Authentication & Authorization

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No Authentication Authorization
1
Authentication verify who you are?
 Authorization verify what you are authorized to do ?
2 There are different way to authenticate the user like Password based Authenticate, Device based Authenticate, Biometric Authenticate Giving the group permission like normal user to super user on Unix system
3 Authentication establish the identity Authorization decide what privileges a given to person and program
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