Authentication methods

Primers on common passwordless authentication methods and how they work.

SMS authentication thumbnail image

What is SMS Authentication?

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Authentication methods |

What is SSO thumbnail image

What Is Single Sign-On (SSO)?

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Authentication methods |

What is a time-based one-time password (TOTP)?

What is a Time-Based One-Time Password (TOTP)?

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Authentication methods |

What is multi-factor authentication (MFA)?

What is Multi-Factor Authentication (MFA)?

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Authentication methods |

What is a one-time password (OTP)?

What is a One-Time Password (OTP)?

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Authentication methods |

What is step-up authentication?

What is Step-Up Authentication?

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Authentication methods |