Understanding HTTP/1.1, HTTP/2, and HTTP/3
Understanding HTTP/1.1, HTTP/2, and HTTP/3: A Comprehensive Comparison Web protocols have evolved significantly over the years, and the three most commonly used versions today are HTTP/1.1 , HTTP/2 , and HTTP/3 . These protocols govern how data is transmitted over the web, and each version brings improvements to speed, security, and reliability. HTTP/1.1: The Classic Protocol Transport Protocol : TCP (Transmission Control Protocol) Key Features : Persistent Connections : HTTP/1.1 introduced persistent connections, allowing multiple requests to be sent over a single TCP connection. However, it still opens new connections for each request-response pair. Pipelining : Multiple requests can be sent before recei...