
What is: Multifactor Authentication - Microsoft Support
Wondering what multifactor authentication, sometimes known as two step verification, is? This article will explain it clearly.
What is MFA (multifactor authentication)? - IBM
What is MFA? Multifactor authentication (MFA) is a way to verify a user’s identity by requiring at least two distinct forms of proof, such as an online account password and a fingerprint or other biometric …
What is multi-factor authentication (MFA)? - Cisco
Multi-factor authentication, or MFA, protects your applications by using a second source of validation before granting access to users. Common examples of multi-factor authentication include personal …
What is Multifactor Authentication (MFA)? | Definition from TechTarget
Feb 28, 2025 · Multifactor authentication (MFA) is an IT security technology that requires multiple sources of unique information from independent categories of credentials to verify a user's identity for …
Multi-factor authentication - Wikipedia
Multi-factor authentication (MFA; two-factor authentication, or 2FA) is an electronic authentication method in which a user is granted access to a website or application only after successfully …
What is Multi-Factor Authentication (MFA)? - SentinelOne
Nov 7, 2025 · Multifactor authentication is a security process where you require users to provide at least two or more verification factors to gain access to specific apps, networks, accounts, or services. You …
Multi-Factor Authentication | NIST
Jan 10, 2022 · Passwords alone are not effective in securing your most sensitive business assets, as they have become too easy for threat actors to access. MFA is an important security enhancement …
Multifactor Authentication | Cybersecurity and Infrastructure ... - CISA
MFA is a layered approach to securing data and applications where a system requires a user to present a combination of two or more credentials to verify a user’s identity for login.
What is Multi-Factor Authentication (MFA)? | OneLogin
Multi-factor Authentication (MFA) is an authentication method that requires the user to provide two or more verification factors to gain access to a resource such as an application, online account, or a VPN.
What is Multi-Factor Authentication and Why It’s the Key to Online …
Aug 11, 2025 · Multi-Factor Authentication is, at its core, the art and science of proving that you are who you claim to be using more than one method of verification. Instead of relying on a single piece of …