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Chmod 0521

Chmod 0521 (chmod a+rwx,u-w,g-rx,o-rw,ug-s,-t) sets permissions so that, (U)ser / owner can read, can't write and can execute. (G)roup can't read, can write and can't 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 0521 folder_name
OR use the symbolic CHMOD Command:

chmod -R a+rwx,u-w,g-rx,o-rw,ug-s,-t folder_name
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Chmod Permissions for chmod 0521

Chmod owner

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

Chmod group

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

Chmod other

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

How chmod 0521 looks in file listing

For files

After changing a file's mode to 0521 the file's mode will be displayed in Unix style file lsting as: -r-x-w---x

For folders

After changing a directory's mode to 0521 the folder's mode will be displayed in Unix style file lsting as: dr-x-w---x