Security: Safe
chmod 404 — r-----r--
Owner has (r--), Group has (---), and Others have (r--).
Live Interactive Permission Matrix
Linux chmod Calculator & Generator
Octal Value
404
Symbolic
r-----r--
Quick Presets:
Owner (User)
The file creator
Group
Team or service account
Public (Others)
All other system users
Security Assessment
Status: Safe
Target:
chmod 404 deploy.shchmod -R 404 /var/www/deploy.shInteractive Permission Matrix (rwx)
| Role | Read (r - 4) | Write (w - 2) | Execute (x - 1) | Octal Total |
|---|---|---|---|---|
| Owner (User) | 4 | |||
| Group | 0 | |||
| Others (Public) | 4 |
Copyable chmod 404 Commands
Apply to Single File
chmod 404 target_fileApply Recursively to Directory
chmod -R 404 /path/to/folderOnly Apply to Directories (find)
find /path/to/folder -type d -exec chmod 404 {} +Only Apply to Files (find)
find /path/to/folder -type f -exec chmod 404 {} +Recommended Real-World Use Cases
- •Files requiring owner r-- and group ---
- •Restricted scripts and utilities
- •Custom deployment configurations
Security Consideration
chmod 404 (r-----r--) configures specific Linux permission bits where the owner receives numeric value 4, the group receives 0, and public users receive 4. Total combined mask is 404.
Frequently Asked Questions
chmod 404 Questions & Answers
Common questions regarding Linux permissions, security risks, and recursive chmod commands.
Owner has (r--), Group has (---), and Others have (r--). In symbolic notation, this is represented as "r-----r--".