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In an e-authentication model, a claimant in an authentication protocol is a subscriber to some CSP. At some point, an applicant registers with a Registration Authority (RA), which verifies the identity of the applicant, typically through the presentation of paper credentials and by records in databases. This process is called identity proofing.
Authentication (from Greek: αὐθεντικός authentikos, "real, genuine", from αὐθέντης authentes, "author") is the act of proving an assertion, such as the identity of a computer system user. In contrast with identification, the act of indicating a person or thing's identity, authentication is the process of verifying that identity.
Identity management (ID management) – or identity and access management (IAM) – is the organizational and technical processes for first registering and authorizing access rights in the configuration phase, and then in the operation phase for identifying, authenticating and controlling individuals or groups of people to have access to applications, systems or networks based on previously ...
Identity proofing, registration, and the delivery of credentials that bind an identity to a token. This process can involve a far distance operation. Credentials, tokens, and authentication protocols can also be combined to identify that a claimant is in fact the claimed subscriber.
In computer security, general access control includes identification, authorization, authentication, access approval, and audit.A more narrow definition of access control would cover only access approval, whereby the system makes a decision to grant or reject an access request from an already authenticated subject, based on what the subject is authorized to access.
If there's something unusual about your sign in or recent activity, we'll ask you to go through another verification step after you've entered the correct password.
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