Have you ever thought what happens behind the doors when a user login happens in Linux? Where is the login information for a user is kept in Linux and how the validation of user credential takes place? Well, if not, then I would suggest you to read on as in this article we will discuss how user login management and validation takes place in Linux.
The /etc/passwd file
Well, this is the file in Linux system that contains all the relevant information related to user login. If we peek inside this file, this is what it looks like on my... [More]