Number matching

Concept

An MFA push-notification safeguard in which the sign-in screen shows a number that the user must type into the authenticator app to approve the sign-in. Microsoft enforces it for Microsoft Authenticator push notifications.

Title graphic: Number matching (Concept)

Tipo	Concept
Documentazione	learn.microsoft.com/azure/active-directory/authentication/how-to-mfa-number-match

Articles about Number matching (4)

Perché l'MFA con SMS non è più sicuro per Microsoft 365
2026-10-26 · Mirko Peters
Scopri perché l'autenticazione a più fattori tramite SMS espone i tenant di Microsoft 365 al SIM swapping e al phishing, e cosa dovresti usare al suo posto.
Number Matching Deep Dive: esplorare schemi, significato e apprendimento
2026-04-26 · Mirko Peters
Benvenuto in un approfondimento sull'affascinante mondo del number matching. Qui scoprirai cosa significa davvero il number matching: come riconosciamo, analizziamo e diamo senso a
Why SMS Text Message MFA is No Longer Secure for Microsoft 365
2026-10-26 · Mirko Peters
Discover why SMS text message multi-factor authentication leaves Microsoft 365 tenants vulnerable to SIM swapping and phishing, and what you should use instead.
Number Matching Deep Dive: Exploring Patterns, Meaning, and Learning
2026-04-26 · Mirko Peters
Welcome to a deep dive into the fascinating world of number matching. Here, you'll unravel what number matching really means—how we recognize, analyze, and ma…

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Sources

Documentation: learn.microsoft.com/azure/active-directory/authentication/how-to-mfa-number-match
Feed for this topic (RSS): entity/number-matching/feed.xml
Articles on this topic: 4

Maintained by Mirko Peters (Microsoft MVP) · Last updated: 2026-11-03