What is Authentication?
The process of verifying who someone is, usually through a username and password
Why It Matters
Authentication protects your users' accounts and ensures only the right people can access sensitive information
Real-World Example
Entering your email and password to log into your banking app
Related Terms
Authorisation
Determining what actions or data a verified user is allowed to access
OAuth
A standard that lets you log into apps using your existing accounts from Google, Facebook, or other providers
JWT (JSON Web Token)
A secure digital pass that proves who you are without needing to check the database every time
Session
A way to remember information about a user while they're using your app
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Related Terms
Authorisation
Determining what actions or data a verified user is allowed to access
OAuth
A standard that lets you log into apps using your existing accounts from Google, Facebook, or other providers
JWT (JSON Web Token)
A secure digital pass that proves who you are without needing to check the database every time
Session
A way to remember information about a user while they're using your app
SSL/TLS
Security technology that encrypts data sent between your website and your users
HTTPS
The secure version of HTTP that encrypts all data sent between a browser and website