![A modern, clean tech-themed cover image with a blue color scheme. The image features a digital wall composed of glowing blue circuitry patterns, symbolizing protection. Behind this digital wall, there is a crown, glowing with a soft blue light, representing an application firewall.](https://blog.martdegraaf.nl/posts/apply-ip-restrictions-application-firewall/cover.webp)
Apply Ip Restrictions Application Firewall
In this blog post, I’ll show you how to restrict access by IP addresses and domain names to your backend services using a Web Application Firewall (WAF) policy. We’ll create a Bicep file, where I’ll introduce the first custom type that I have deployed to production!