The server, on each request, validates the session and allows the client to access protected resources and perform authorized actions. Upon successful login, the client sends that session Id cookie with every request. The session on the server side contains user identification information as well as some meta information like expiration, time of creation, email address, etc. The client stores that session ID in the cookies. Whenever a user logs in, the server creates a session and returns the session ID to the client. Username and password authentication is simple and straightforward in scope and convenience. ![]() While Single Sign-on (SSO) authenticates users across a pool of applications at once. Multi-factor authentication ensures tighter security. sending login link to your email address)īased on the scope, convenience, and security guarantees, there are multiple ways to authenticate. OAuth 2.0 for seamless and delegated authentication.Basic authentication (using username and password).There are various ways of performing authentication: ![]() You peek through the peephole and open the door only upon confirmation. For example, someone knocks on your door and says to be your neighbor. In this article, I have tried to document the rationales behind sessions and tokens and some best practices to implement user sessions in your Node.js application.Īuthentication is a process of verifying that someone is what they are claiming to be. There are a lot of opinions around whether you should use JWT for sessions and someone who reaches out for it for almost every project, I wanted to understand both sides.
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