AWS WAF (Web Application Firewall): Deep Dive

Introduction

This article was first published in my own blog:

https://www.playingaws.com/posts/aws-waf-web-application-firewall-deep-dive/

A Web Application Firewall (WAF) is a security solution that protects web applications from malicious attacks, such as cross-site scripting, SQL injection, and malicious bot traffic. WAF is typically deployed as a reverse proxy, sitting between the internet and the web application, to inspect and filter incoming requests before they reach the web server.

Here's a visual representation of the basic architecture of AWS WAF:

How WAF Works

WAF …

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