Digest access authentication

Digest Access Authentication is a method used to secure web access by providing a way for users to authenticate themselves to a server without transmitting their password in clear text. It is a more secure alternative to Basic Access Authentication. Here’s how it works: 1. **Challenge-Response Mechanism**: When a client requests access to a protected resource, the server responds with a "401 Unauthorized" status code and includes a "WWW-Authenticate" header.