Understanding chattr: A Comprehensive chattr Linux Tutorial
File management and security are king in the world of Linux, and that is where chattr shines. This command is useful for changing file attributes in such a way that the user can help preserve data integrity and security. In this chattr Linux guide, we will take you through its usage, syntax and some practical examples.
The basic command for chattr is fairly simple chattr[options] [attributes][file] Example: to make a file immutable, you would use chattr +i filename What this means, is that even the root user cannot remove or change the file until immutable attribute removed.