Hey, I'm Ashutosh

iOS engineer and Indie developer. I've been writing Swift since the early days, and I ship apps — including Modus, a DSLR-like manual camera app for iPhone.

This blog is where I write about what I build and what I learn: iOS internals, Swift, and architecture.

URLProtocol in iOS: Intercepting and Modifying URLSession Requests

April 17, 2026 · 7 min read

Learn how URLProtocol works in iOS — intercept, mock, and modify URLSession requests with custom Swift implementations. Practical patterns with full code examples.

iOS Swift URLProtocol URLSession Networking

Hey, I'm Ashutosh

Recent posts

URLProtocol in iOS: Intercepting and Modifying URLSession Requests