• Introduction

ModSecurity is a web application firewall (WAF). With over 70% of attacks now carried out over the web application level, organisations need all the help they can get in making their systems secure. WAFs are deployed to establish an increased external security layer to detect and/or prevent attacks before they reach web applications. ModSecurity provides protection from a range of attacks against web applications and allows for HTTP traffic monitoring and real-time analysis with little or no changes to existing infrastructure.

Recently ModSecurity is being re-written completely to remove the dependency over the Apache, which makes it enable to be used as an independent libraries. With the new design the ModSecurity is split into Cores and Connectors: