Translate Linux Octal Permissions (755, 644, 600) to Symbolic rwx

Q: What is the difference between chmod 755 and chmod 644?

Mode 755 (rwxr-xr-x) grants execute permission to everyone and is used for directories and executable scripts. Mode 644 (rw-r--r--) omits execute bits and is standard for static files.

Convert 3-digit octal modes or 9-character symbolic strings into Owner, Group, and Public read/write/execute matrices and ready-to-run shell commands.

✓ POSIX Permission Matrix Target Keyword: "chmod calculator online" (130,000/mo) Est. Ad RPM: $15 – $23

INPUT SOURCE 3 chars

755

LIVE PROCESSED OUTPUT UTF-8 • CLIENT-SIDE

Processing...

Ready • 100% local execution Server Cost: $0.00 • Latency: <5ms

How to Use the Linux Chmod Calculator

STEP 01

Type a 3-digit octal mode (like 755 or 644) or select a preset from the toolbar.
STEP 02

Inspect the Owner, Group, and Others permission breakdown and copy the exact chmod command.
STEP 03

Check the automated security advisory for overly permissive modes.

Frequently Asked Questions (Linux Chmod Calculator)

What is the difference between chmod 755 and chmod 644?

Mode 755 (rwxr-xr-x) grants execute permission to everyone and is used for directories and executable scripts. Mode 644 (rw-r--r--) omits execute bits and is standard for static files.