HTTP, HTTPS & Application Layer
A complete guide to HTTP — from beginner fundamentals to senior-level protocol internals. Covers methods, status codes, headers, caching, TLS, CORS, and HTTP/1.1 vs HTTP/2 vs HTTP/3 evolution.
A complete guide to HTTP — from beginner fundamentals to senior-level protocol internals. Covers methods, status codes, headers, caching, TLS, CORS, and HTTP/1.1 vs HTTP/2 vs HTTP/3 evolution.
Comprehensive reference for all essential network and application protocols — TCP/IP, UDP, DNS, DHCP, HTTP/HTTPS, QUIC, WebSocket, SSH, FTP/SFTP, SMTP/IMAP, TLS 1.3, BGP, MQTT, and AMQP.
WireMock creates a real HTTP server for stubbing and mocking external APIs in tests. This guide covers setup, advanced stubs, fault simulation, contract testing, and production-grade patterns for Java/Spring engineers.