write protect file

Q. How do I write protect a file under Linux? I’m using CentOS 5 server Linux operating system. I need prevent accidental changes to my files. A. There are two ways to write protect a file under Linux. Method #1: You can make file readonly by removing users’ write permission for a file. Under Linux […]


Q. How do I write protect file under Linux so that no one can modify it? A. You need to use chattr command, which changes the file attributes on a Linux second extended file system. The chattr command supports various attributes. A file with the i attribute cannot be modified: it cannot be deleted or […]

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