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authentication vs authorization

 
rakesh mittal
Greenhorn
Posts: 27
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can anybody tell me the difference between
the authentication and authorization?
 
Grant Gainey
Ranch Hand
Posts: 65
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Authentication is the answer to the question, "Who are you?" Authorization is the answer to the question, "What are you allowed to do?"

Presenting my driver's license at a bank authenticates me - but it doesn't authorize me to withdraw money from your account.

Grant
 
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