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It means to check or aunthaticate service or user for security.

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Posted by waqqas1

authentication is the thing that we can check originality

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Posted by HamidAliKhan

Authentication is the process for exchanging information between a mobile station, subscriber unit, and an AUC, or authentication center, of a wireless system. The AUC is normally part of the HLR in many systems. Authentication is used to prevent fraud in a wireless network.

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Posted by john_pederson

The process of identifying an individual, usually based on a user name and password. In security systems, authentication is distinct from authorization , which is the process of giving individuals access to system objects based on their identity.

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The procedure (essentially approval) used by the approval authority in verifying that specification content is acceptable. Authentication does not imply acceptance or responsibility for the specified item to perform successfully.

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Posted by sagitraz