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Chmod 2340

Owner can write, execute. Group can read. Others have no permissions. SETGID bit is set.

Numeric Notation

2340

Symbolic Notation

-wxr-S---

Command

chmod 2340 file

Permission Breakdown

Detailed view of permissions for each user category

Owner

✗ Read✓ Write✓ Execute

Group

✓ Read✗ Write✗ Execute

Others

✗ Read✗ Write✗ Execute

Special Permissions

✓ SETGID bit is set

For Files

chmod 2340 filename.txt

Changes permissions of a single file

chmod 2340 *.txt

Changes permissions of all .txt files

After applying chmod 2340, files will display as:

-wxr-S--- filename.txt

For Directories

chmod 2340 dirname

Changes permissions of a directory

chmod -R 2340 dirname

Recursively changes all files and subdirectories

After applying chmod 2340, directories will display as:

d-wxr-S--- dirname

Common Use Cases for Chmod 2340

Shared Reading

Files that need to be readable by multiple users or groups.

Restricted Access

Files with restricted access, not available to public users.

General Purpose

This permission set is useful when you need , write, and execute access.

Related Chmod Codes

Explore similar permission configurations

Try the Interactive Calculator

Experiment with different permission combinations

Understanding Chmod 2340

The chmod 2340 command sets specific file permissions in Linux and Unix systems. This permission configuration owner can write, execute. group can read. others have no permissions. setgid bit is set.

In the numeric notation 2340, each digit represents the permission level for different user categories. The symbolic representation -wxr-S--- provides a visual way to understand these permissions, where 'r' means read, 'w' means write, 'x' means execute, and '-' means no permission.

When you execute chmod 2340 filename, you're modifying the file's access control list to match this specific permission pattern. This is essential for maintaining proper security and access control in multi-user environments.