
What Is Authentication? Definition and Methods | Microsoft Security
Authentication is the process that an individual, application, or service goes through to prove their identity before gaining access to digital systems.
Authentication - Wikipedia
The term digital authentication, also known as electronic authentication or e-authentication, refers to a group of processes where the confidence for user identities is established and presented via …
What is Authentication?Types, Roles & How it Works!
Sep 27, 2024 · Authentication is a cornerstone of digital security, serving as the first defense against unauthorized access to sensitive information and systems. This article delves into the concept of …
What is authentication? - Cloudflare
In cyber security, authentication is the process of verifying someone's or something's identity. Authentication usually takes place by checking a password, a hardware token, or some other piece …
Authentication: Definition, Types, Uses & More | StrongDM
Oct 23, 2025 · Authentication is the process of verifying a user or device before allowing access to a system or resources. In other words, authentication means confirming that a user is who they say …
What is Authentication? Definition and uses - Auth0
Authentication is more than a definition when it comes to identity. Learn about all the ways authentication is used as the core of securing your business.
AUTHENTICATION Definition & Meaning - Merriam-Webster
The meaning of AUTHENTICATION is an act, process, or method of showing something (such as an identity, a piece of art, or a financial transaction) to be real, true, or genuine : the act or process of …
What Is User Authentication? A 2025 Guide - Frontegg
Aug 19, 2024 · User authentication is the foundation of secure access in every digital environment, from enterprise SaaS platforms to customer-facing mobile apps. At its core, it’s the process of verifying …
What Is Authentication? - Coursera
Oct 21, 2025 · Authentication is a security process that ensures only users with permission can access information, systems, or other resources to guard against fraudulent activity or security breaches.
Microsoft Authenticator - App Store
Download Microsoft Authenticator by Microsoft Corporation on the App Store. See screenshots, ratings and reviews, user tips, and more games like Microsoft…