A client (like your phone) requests access, the server prompts for credentials, and upon successful validation, the server returns the requested resource or a "session" token [31].
A critical "deep" component of signing in is . This ensures that if you click a link to a specific item while logged out, the app takes you to the sign-in screen and then automatically redirects you back to that specific item once you're in, rather than dumping you on a generic home page [2, 27]. Sign in
Single Sign-On (SSO) allows users to use existing accounts from Google or Apple, eliminating the need to create new passwords [12]. A client (like your phone) requests access, the
At its technical heart, "signing in" is the process of , which proves a user is who they claim to be [28]. Single Sign-On (SSO) allows users to use existing
Instead of overwhelming users with a giant form, stepped login screens ask for an email first, then dynamically show the password field or an SSO option based on that specific user [21]. 3. Advanced Security & Verification
Developers must never store passwords in plain text. Secure systems use hashing and salting (like bcrypt) to transform passwords into unreadable strings [23].