File security - File system rights management

  1. ls -l
  2. chmod
  3. chmod octal
  4. Change ownership with chown
  5. Change group only using chgrp
  6. Default file permissions: umask
  7. Shell Script
  8. Perl
  9. Python
  10. Exercise: Create Bash script
  11. Exercise: File security
  12. Exercise: Remove write protected file
  13. Exercise: chmod
  14. Solution: chmod