HTTP / HTTPs

Lesson in the iOS Roadmap · Stage 22: Networking

Last updated 14 September 2026

What is HTTP / HTTPs?

HTTP and HTTPS are the application-layer protocols used for communication between iOS apps and web servers. iOS enforces App Transport Security (ATS) by default, requiring HTTPS for most network requests. Understanding request methods, status codes, headers, and the request-response cycle is fundamental to working with any iOS networking stack.

Study this in the interactive course See the whole iOS roadmap

Free resources to learn HTTP / HTTPs

Official docsURLSession
ArticleMastering URLSession in Swift

HTTP / HTTPs: common questions

Can I learn HTTP / HTTPs in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain HTTP / HTTPs in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this HTTP / HTTPs tutorial for beginners?

It is lesson 122 of 170 in the free iOS roadmap, in stage 22, Networking. If you are new to iOS, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.