How to protect web applications using Coraza (ModSecurity)

In the modern internet landscape, using a Web Application Firewall (WAF) has become an essential standard for securing digital resources. This article from Habr, written by Selectel experts, focuses on Coraza, an open-source solution compatible with ModSecurity rules. The author details the process of deploying Coraza within cloud infrastructure and explains how to configure the system to effectively detect malicious requests. The piece also provides a practical guide on writing custom traffic filtering rules, allowing for flexible adaptation of security measures to specific web application needs. This overview is highly relevant for system administrators, DevOps engineers, and cybersecurity professionals looking to strengthen the protection of public-facing services against automated attacks and hacking attempts.