Devops

 Jenkins pipeline:

 Web Authentication Methods: HTTP Basic Authentication HTTP Digest Authentication Session-based Auth Token-Based Authentication One Time Passwords OAuth and OpenID Detailed blog:  here  and video  here (Tested with Postman) HTTP is a stateless protocol.So you need to store state using session(cookies) or tokens. Using Sessions the state is stored in the server side and sent to the clinet in response header.So when client want to talks to the server then again this session information needed to be sent using cookies. It work fine for smal applications which are hosted on single host, but when your appliation is large and requires a load balancing solution we need to store that session information in common location eg:Redis. In order to avaoid this, JWT token info in the client side only.So there is no overhead of maintaining state information on the server side JWT:(JSON Web Token) * Best video on internet: video1 , what is JWT and why we need it * Diff between ...