Make sure on /data that only the owner user can remove files/directories.

By default user1 can remove user2's files due to directory permission to group member. We can prevent of deleting files from others users using Sticky Bits. 1. chmod o+t /data 2. Verify /data: ls -ld /data You will get: drwxrwx-T

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Question

Make sure on /data that only the owner user can remove files/directories.

Explanation

By default user1 can remove user2's files due to directory permission to group member. We can prevent of deleting files from others users using Sticky Bits.

chmod o+t /data
Verify /data: ls -ld /data You will get: drwxrwx-T

Topics

#sticky bit#file deletion restriction#chmod +t#directory permissions

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