Web Security - ITNotes

Installing & Configuring ModSecurity WAF for Apache/Nginx Web App Protection

March 29, 2026

Learn how to install and configure ModSecurity WAF for both Apache and Nginx web servers. This guide covers core concepts, detailed setup instructions, and essential best practices to protect your web applications from common cyber threats like SQL injection and XSS.

Security

How to Protect Web Apps from XSS and CSRF Vulnerabilities: A Production Retrospective

March 23, 2026

After six months hardening a production web app against XSS and CSRF attacks, this guide covers what actually works: output encoding, nonce-based CSP, CSRF tokens, SameSite cookies, and security headers — with practical Python and Nginx code examples.

Security

SSL/TLS Certificate Setup with Let’s Encrypt: A Production Guide

March 13, 2026

Web security is critical. This guide offers clear, practical steps to implement SSL/TLS certificates with Let's Encrypt, ensuring your web applications are secure and trusted. Learn about installation, configuration, and automatic renewal.

Security

OWASP Top 10: Understanding and Preventing Common Web Vulnerabilities

March 10, 2026

Dive into the OWASP Top 10, your crucial guide to understanding and preventing common web vulnerabilities. This article offers a beginner-friendly breakdown of critical security risks like Injection and Broken Access Control, complete with practical examples to help junior developers build secure applications.