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Chmod 331

Chmod 331 (chmod a+rwx,u-r,g-r,o-rw) sets permissions so that, (U)ser / owner can't read, can write and can execute. (G)roup can't read, can write and can execute. (O)thers can't read, can't write and can execute.

Owner Rights (u) Group Rights (g) Others Rights (o)
Read (4)
Write (2)
Execute (1)
Extra chmod command options







Use the octal CHMOD Command:

chmod -R 331 folder_name
OR use the symbolic CHMOD Command:

chmod -R a+rwx,u-r,g-r,o-rw folder_name
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Chmod Permissions for chmod 331

Chmod owner

  • Owner can't read
  • Owner can write
  • Owner can execute

Chmod group

  • Group can't read
  • Group can write
  • Group can execute

Chmod other

  • Others can't read
  • Others can't write
  • Others can execute

How chmod 331 looks in file listing

For files

After changing a file's mode to 331 the file's mode will be displayed in Unix style file lsting as: --wx-wx--x

For folders

After changing a directory's mode to 331 the folder's mode will be displayed in Unix style file lsting as: d-wx-wx--x