ConceptsAuthentication

Authentication

Authentication is the process of proving that a user, device, service, or system is who it claims to be.

Glossary definition

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Identification

The foundation Authentication builds on, worth understanding first.

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IdentificationStart here

The step where an entity claims an identity, such as entering a username, distinct from authentication, which proves the claim. It is the first stage of establishing who someone is in access control.

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Multi-Factor Authentication

Authentication that requires more than one type of proof before access is granted.

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Authorization

Authorization is the decision about what an authenticated user, service, or system is allowed to do.

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Passkey

A phishing-resistant sign-in method based on public key cryptography instead of shared passwords.

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Single Sign-On

A sign-in model where one identity provider grants access to multiple applications.

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Identity

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Audit Trail

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Kerberos

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SNMP

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