Chmod 755 - rwxr-xr-x Permission Breakdown
Chmod 755 equals rwxr-xr-x in symbolic notation. Owner full access; group and others read/execute. Use case: Executable scripts, directories, and CLI tools. Toggle bits below, see security warnings, and copy chmod 755 commands for your path.
Permission bits
| Role | Read (r) | Write (w) | Execute (x) |
|---|---|---|---|
| Owner (u) | |||
| Group (g) | |||
| Others (o) |
Octal
755
Symbolic
rwxr-xr-x
Execute (x) lets the owner run this file as a program or script.
Commands
chmod 755 filenamechmod u=rwx,g=r-x,o=r-x filenameCommon presets
How to run chmod 755
Check current permissions with ls -l path, apply chmod 755 path, then
verify again. Symbolic form: rwxr-xr-x
. Typical use: Executable scripts, directories, and CLI tools.
ls -l your-file- note the current modechmod 755 your-file- apply this models -l your-file- confirm the change
chmod 755 bit breakdown
| Role | Octal digit | Symbolic |
|---|---|---|
| Owner | 7 | rwx |
| Group | 5 | r-x |
| Others | 5 | r-x |
Chmod 755 FAQ
What does chmod 755 mean?
Octal 755 maps to rwxr-xr-x. Owner full access; group and others read/execute. Typical use: Executable scripts, directories, and CLI tools. Each digit encodes owner, group, and others permissions using read=4, write=2, execute=1.
What is rwxr-xr-x in octal?
Symbolic rwxr-xr-x converts to octal 755. Owner digits come first, then group, then others. This page loads the calculator with 755 pre-selected so you can inspect or tweak individual bits.
When should I use chmod 755?
Executable scripts, directories, and CLI tools Always verify against your deployment checklist and security policy.
How do I run chmod 755 in the terminal?
Execute chmod 755 path/to/file for a single file, or chmod 755 -R directory/ recursively. Confirm the path first - recursive chmod on the wrong folder is difficult to undo. Copy the command from the calculator output above.
Chmod 755 vs ls -l output: how do they relate?
ls -l shows symbolic permissions on the left (e.g., rwxr-xr-x) and may omit octal. This calculator bridges both views. 755 is typical for directories and shell scripts.
Where is the full chmod calculator?
The main Chmod Calculator supports any 3-digit octal value and interactive rwx toggles. Visit /dev-tools/chmod-calculator/ for the complete tool with methodology and related Dev Tools links.
Sources & review
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