File Permissions - Paiet/Tech-Journal-for-Everything GitHub Wiki

File Permissions

  • chmod
    • Assign/remove permissions
      • u - user
      • g - group
      • o - others
  • Permissions
    • Symbolic Notation:
      • - - None
      • r - read
      • w - write
      • x - execute
    • Numeric Notation:
      • 0 - None
      • 1 - Execute
      • 2 - Write
      • 3 - Write and Execute
      • 4 - Read
      • 5 - Read and Execute
      • 6 - Read and Write
      • 7 - Read, Write and Execute
    • Typical default:
      • rwxr-xr-x
      • 755
    • chmod u+x <file>
    • chmod g-rx <file>
    • chmod 755 <file>
  • chown
    • Change the owner of a file
    • chown <user> <file>
    • chown <user>:<group> <file>
    • chown -R <directory>
  • chgrp
    • Change the group of a file
    • chgrp <group> <file>
    • chgrp -R <directory>
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