How is a valid user identifier accomplisheda valid user, Ask an Expert

Engineering

How is a valid user identifier accomplished?

A valid user identifier is accomplished within one or more of given ways:

• Provide some password, which only user knows.

• Present something like a smart card or a token which only the user has

• Identify something only the user is, like signature, voice, fingerprint or retinal (eye) scan. It is implemented by biometric controls.

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Computer Engineering, Engineering

Category:- Computer Engineering
Reference No.:- M9577692

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