Securing Your Files: How to Prevent Deletion in Linux

Regarding the chattr command, it is indeed a powerful tool in Linux for setting or unsetting file attributes, and it’s commonly used for protecting important files from unintended deletion or modification.

Protecting File in Linux terminal

# To protect a file
$ sudo chattr +i abc.txt

# Try to remove the file using rm command
$ rm abc.txt

Removing Protection from File in Linux terminal

# To remove protection from the file
$ sudo chattr -i abc.txt

# Verify by attempting to remove the file again
$ rm abc.txt