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Authentication Factors

taxonomy

Classification Objective

The objective of this classification is to inventory, characterize and compare authentication factors.

TODO

  •  Compile a quick version 1 of the list
  •  Complete it with a literature review
  •  List the key properties to characterize items

Classification

Item

Alternative Forms

Definition

Sources

Certificate-based Authentication

Password

Single Sign-On (SSO)

SMS One-Time Passcode

Jover, 2020

Software App One-Time Passcode

Hardware Token One-Time Passcode

Standards

  •  Compile a list of authentication standards, even obsolete ones, then map these to the authentication methods
  • Password Authentication Protocol (PAP)

  • Challenge Handshake Authentication Protocol (CHAP)

  • Extensible Authentication Protocol (EAP)

  • OAuth

  • OpenID Connect

  • SAML