Has Your Facebook Been Hacked? Here’s How to Tell (and Fix It) Social Media Security Has Your Facebook Been Hacked? Here’s How to Tell (and Fix It) Dan Price
4 Things to Do Immediately When Your Facebook Account Is Hacked Social Media Security 4 Things to Do Immediately When Your Facebook Account Is Hacked Tina Sieber
File Permission
https://help.ubuntu.com/community/FilePermissions