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Chmod 0512

Chmod 0512 (chmod a+rwx,u-w,g-rw,o-rx,ug-s,-t) sets permissions so that, (U)ser / owner can read, can't 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 0512 folder_name
OR use the symbolic CHMOD Command:

chmod -R a+rwx,u-w,g-rw,o-rx,ug-s,-t folder_name
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Chmod Permissions for chmod 0512

Chmod owner

  • Owner can read
  • Owner can't 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 0512 looks in file listing

For files

After changing a file's mode to 0512 the file's mode will be displayed in Unix style file lsting as: -r-x--x-w-

For folders

After changing a directory's mode to 0512 the folder's mode will be displayed in Unix style file lsting as: dr-x--x-w-