GPT WAF for Laravel

This is a WAF (Web Application Firewall) using GPT-4. (Laravel only)

Requirement : OpenAI API key for GPT-4.

Install

composer require motikan2010/gpt-waf

Performance

Detect

Speed

Status	Response Speed
Disable GPT WAF	00.68 Sec 🚗
Enable GPT WAF	19.04 Sec 🐢

Using

Edit routing & ".env" file

Set "gpt-waf" as the middleware for routing.

Route::group(['middleware' => 'gpt-waf'], function () {
  // Protect area
});

The following changes will be enabled.
https://github.com/motikan2010/GPT-WAF-Test-App/commit/5a021e632488a585fc17d6360e2a89cd99a00eb6

Setting of ".env"

Required

Param	Description
GPT_WAF_ENABLED	GPT-WAF enabled or disabled.
GPT_WAF_OPEN_AI_API_KEY	OpenAI API key for GPT-4.

ex.

GPT_WAF_ENABLED=true
GPT_WAF_OPEN_AI_API_KEY=st-tGC**********

Option

Param	Description
GPT_WAF_BLOCK_STATUS_CODE	Status code at block. (default: 403)
GPT_WAF_DEBUG_MODE	Output "question" and "answer" to log. (default: false)
GPT_WAF_QUESTION_TEXT	Beginning of message when asking a question to GPT. By default, the question is asked with the following text. Begin your answer with 'Yes' or 'No'.\nIs the following HTTP request a cyber attack?(Beware of false positives.)\n-----
GPT_WAF_SYSTEM_ROLE	GPT role(system). (default: You are Security engineer.)

ex.

GPT_WAF_BLOCK_STATUS_CODE=403
GPT_WAF_DEBUG_MODE=true
GPT_WAF_SYSTEM_ROLE=
GPT_WAF_QUESTION_TEXT=