Troubleshooting Apps

https://www.youtube.com/watch?v=cSVvhUnE4hc

1. Characters Unicode vaules.

2. Immutablility of files and folders.

3. Changing file permission without chmod.

   /lib/ld-linux.so /bin/chmod +x /path/to/file
   

   lsattr /path/to/file
   

   chattr -i /path/to/file
   

4. Change monitoring in file system

   • Install swift-kit
   • Run fls -m/ -r /dev/sdX