chmod 573 Permission Explained
Summary: chmod 573 gives the owner read/execute, the group read/write/execute, and everyone else write/execute.
| Class | Read (4) | Write (2) | Execute (1) | Octal |
|---|---|---|---|---|
| Owner (u) | 5 | |||
| Group (g) | 7 | |||
| Others (o) | 3 |
chmod 573 filename
chmod 573 Breakdown
| Class | Digit | Symbolic | On a file | On a directory |
|---|---|---|---|---|
| Owner (u) | 5 |
r-x |
Read and execute | Can list and enter |
| Group (g) | 7 |
rwx |
Full access | Full access: list, enter, create, delete |
| Others (o) | 3 |
-wx |
Write and execute | Can enter and create/delete files, but not list |
Is chmod 573 Safe?
Critical Risk
- Anyone on the system can modify or replace this file.
- Every member of the group can modify this file.
- Even the owner cannot modify this file without changing permissions first.
- Unusual: a lower class has permissions the class above it lacks.
Common Use Cases
573 is uncommon in standard Linux setups. The closest widely used permission is chmod 777.
chmod 573 Command Examples
# Apply using octal mode
chmod 573 filename
# Apply using equivalent symbolic mode
chmod u=rx,g=rwx,o=wx filename
# Recursive command warning:
chmod -R 573 /path/to/dir
# Note: -R applies the same mode to files and directories. Use find to treat them separately:
find /path/to/dir -type d -exec chmod 573 {} +
# Verify permissions
stat -c '%a %A %n' filename # Linux
stat -f '%Lp %Sp %N' filename # macOS
# Example ls -l output:
-r-xrwx-wx 1 alice staff 1024 Jan 15 10:00 example.txtumask Relationship
A umask of 204 makes new directories 573. Test umask values with our interactive Umask Calculator.
Frequently Asked Questions
What does chmod 573 mean?
chmod 573 gives the owner read/execute, the group read/write/execute, and everyone else write/execute. In octal notation, the owner receives 5 (read/execute), the group receives 7 (read/write/execute), and others receive 3 (write/execute).
Is chmod 573 safe?
chmod 573 is classified as Critical Risk. Anyone on the system can modify or replace this file.
What is chmod 573 in symbolic notation?
In symbolic notation, chmod 573 is represented as r-xrwx-wx. You can apply this permission using the equivalent symbolic command "chmod u=rx,g=rwx,o=wx filename".
Related Permissions
Change one bit: