What does Chfn do in Linux? In Unix, the chfn (change finger) command updates the finger information field in your /etc/passwd entry. The contents of this field can vary among systems, but this field usually includes your name, your office and home addresses, and the phone numbers for both.
What is Unix_chkpwd? The “unix_chkpwd” command is a helper program for the pam_unix module that verifies the password of the current user. It also checks password and account expiration dates in shadow. It is not intended to be run directly from the command line and logs a security violation if done so.
What does bash mean in code? Bash is the shell, or command language interpreter, for the GNU operating system. The name is an acronym for the ‘ Bourne-Again SHell ‘, a pun on Stephen Bourne, the author of the direct ancestor of the current Unix shell sh , which appeared in the Seventh Edition Bell Labs Research version of Unix.
Is Linux and bash the same? Bash (Bourne Again Shell) is the free and enhanced version of the Bourne shell distributed with Linux and GNU operating systems. Bash is similar to the original, but has added features such as command-line editing.