iOS

Certificate Pinning in iOS: The Right Way

How to implement certificate pinning properly in iOS — SPKI hashing, the ASN.1 header trap, rotation strategies, bypass hardening, and a production-grade pinning manager.

Swift

Swift Concurrency: Actors, @MainActor, and the End of Data Races

A deep dive into Swift's concurrency model — actors, @MainActor, Sendable, structured concurrency, and how Swift 6 enforces thread safety at compile time.