Multiple choice technology operating systems

What is shadow in UNIX?

  1. It is a file

  2. It is a process

  3. It is a command

  4. It is a file containing encrypted password & Login info

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

In UNIX/Linux systems, the /etc/shadow file is a secure system file that stores encrypted user passwords and password aging information, accessible only by privileged users.