In ASP.NET applications, the Web.config file is the heart of configuration. It allows us to define application settings, connection strings, error handling, session timeouts, security rules, and even URL rewriting without touching our C# backend code.
In this blog, we’ll explore:
The concept of Web.config
Redirect usage through Web.config
Page protection and security settings
URL rewriting for clean SEO-friendly URLs
Frontend usages (single name, double name, third parameter, redirects)
And finally, we’ll go line by line through a real-world Web.config example.