Extensible Authentication Protocol, a framework for authentication methods used in network access control. Provides a standard way to support multiple authentication mechanisms in network communications.
Acronym from 'Extensible Authentication Protocol', developed in the late 1990s as part of the Point-to-Point Protocol suite. Created to provide a flexible framework that could accommodate various authentication methods without requiring changes to the underlying protocol.
EAP is like a universal translator for security systems - it allows different authentication methods (passwords, certificates, biometrics) to work within the same network framework. This flexibility is crucial in modern networks where you might have employees using company laptops, personal phones, and IoT devices all needing different types of security verification.
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