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Chmod 312

Chmod 312 (chmod a+rwx,u-r,g-rw,o-rx) sets permissions so that, (U)ser / owner can't read, can write and can execute. (G)roup can't read, can't write and can execute. (O)thers can't read, can write and can't 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 312 folder_name
OR use the symbolic CHMOD Command:

chmod -R a+rwx,u-r,g-rw,o-rx folder_name
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Chmod Permissions for chmod 312

Chmod owner

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

Chmod group

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

Chmod other

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

How chmod 312 looks in file listing

For files

After changing a file's mode to 312 the file's mode will be displayed in Unix style file lsting as: --wx--x-w-

For folders

After changing a directory's mode to 312 the folder's mode will be displayed in Unix style file lsting as: d-wx--x-w-