PHP Security Classes Library
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O2System Security

O2System Security is a collection of class libraries to help build security procedures within the O2System PHP Framework but it can also be used independently for use in your PHP application.

Featured One Way Encryptions

  • Password

Featured Two Way Encryptions

  • Binary
  • Cookie
  • Crypt via PHP's MCrypt and/or OpenSSL extensions

Featured Filters

  • UTF8
  • Validation

Featured Protections

  • Captcha
  • Cross Site Request Forgery (CSRF)
  • Firewall
  • HTTP Authentication
  • Origin Authentication
  • Token Authentication
  • Cross Site Scripting (XSS)

Composer Installation

The best way to install O2System Security is to use Composer

composer require o2system/security



Documentation is available on this repository wiki or visit this repository github page.

Ideas and Suggestions

Please kindly mail us at

Bugs and Issues

Please kindly submit your issues at Github so we can track all the issues along development and send a pull request to this repository.

System Requirements


Role Name
Founder and Lead Projects Steeven Andrian Salim
Documentation Steeven Andrian Salim
Github Pages Designer Teguh Rianto