Security Knowledge Base
Best practice guides, vulnerability analysis, and defense strategies for WordPress security. Continuously updated to help you build a safer website.
HSTS

What Are HTTP Security Headers? A Beginner’s Guide to Server Hardening
When you think about securing your WordPress site, you probably think about strong passwords, plugins, and firewalls. But there is a hidden layer of security that operates every time a visitor loads your page: HTTP Security Headers. Most WordPress sites do not use these headers by default. This leaves them vulnerable to a wide range…
February 21, 2026

What is HSTS? The “Strict” Security Layer Your WordPress Site Needs
You have installed an SSL certificate. You have set up a 301 redirect to send all traffic from HTTP to HTTPS. You think you are secure. You might be wrong. There is a small window of vulnerability called the "First Visit Gap." When a user types yoursite.com into their browser (without https://), the browser first…
February 14, 2026
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