umask Calculator

Linux

Enter a umask and see the resulting default permissions for new files and directories, octal and symbolic.

umask (octal)

New files (base 666)

644

-rw-r--r--

New directories (base 777)

755

drwxr-xr-x

umask removes permission bits from the base mode — files start from 666 (no execute), directories from 777. The default on most distros is 022.

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