This explains how apps can access your data without ever needing to know your personal password.

Understanding Digital Permissions

Learn the difference between proving who you are and granting an app permission to perform specific tasks.

Identity vs Permission

Identify the person in control, the app asking for access, and the service holding your data.

Large services like Google or Facebook that act as a trusted source to vouch for your identity.

Think of these as temporary digital passes that give an app limited-time permission to act on your behalf.

A specific digital key that allows an application to view or change your private information.

A digital ID card that tells an application basic details about you, like your name or email.

These are the specific boundaries that define exactly what data an app is allowed to see or do.

The window that pops up asking for your final approval before an app can access your information.

How your browser safely moves you between different websites to complete a secure login step.

The ability to use one main account to securely log into many different websites and apps.

The common practice of using your existing social media accounts to sign up for new services instantly.

Learning how to find and cancel permissions for apps you no longer wish to use.

How apps use hidden 'refresh' tokens to keep your session active without asking for your password every time.

A short-lived secret used behind the scenes to safely trade for long-term access keys.

Understanding why some login steps happen in your browser while others occur privately between servers.