Permissions
Read
Write
Execute
Owner
Group
Other
Octal
Copy
755
Symbolic
Copy
rwxr-xr-x
Set from Octal
Apply
Set from Symbolic
Apply
Common Modes
755
rwxr-xr-x — Directories, executables
644
rw-r--r-- — Regular files
600
rw------- — Private files
700
rwx------ — Private directories
777
rwxrwxrwx — Full access (avoid)
444
r--r--r-- — Read-only
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browserutils
Chmod Calculator