Understanding HTTPS Encryption and Decryption

Variety is the spice of life. Change is the spice of life. 1. Introduction to HTTP and HTTPS HTTPS = HTTP + SSL Similarities In most cases, HTTP and HTTPS are the same because they both use the same underlying protocol. As an HTTP or HTTPS client—browser—establishes a connection to the web server on a … Read more

Understanding HTTP Proxies: Theory and Practice

/ Today’s Tech News / Sam Altman, the CEO of OpenAI, known as the “father of OpenAI”, warned at a Brookings Institution discussion on artificial intelligence and geopolitics that the economic impact of AI may be greatly underestimated. Altman said, “What I am most worried about right now is what kind of changes socioeconomic changes … Read more

Mastering HTTPS: Theory and Practice

1. Basic Concepts HTTP: is the most widely used network protocol on the Internet, serving as a standard for requests and responses between clients and servers. It is a protocol used to transfer hypertext from WWW servers to local browsers, making browsing more efficient and reducing network transmission. HTTPS: is a secure version of HTTP, … Read more

4 Solutions for Loading HTTP Resources on HTTPS Pages

Source | https://www.fly63.com Switching to HTTPS may seem like a simple issue of domain pointing, perhaps we just need to redirect HTTP requests to the HTTPS address, and that would complete the switch. However, it’s not that simple. When an HTTPS address loads HTTP resources, the browser considers these resources insecure and will block them … Read more

HTTP 3.0 Completely Abandons TCP: What Went Wrong?

Author l Hollis Source l Hollis (ID: hollischuang) Since HTTP/1.0 and up to HTTP/2, regardless of how the application layer protocol has improved, TCP has always been the foundation of the HTTP protocol mainly because it provides a reliable connection. However, starting from HTTP 3.0, this situation has changed. Because, in the newly released HTTP … Read more

What Did TCP Do Wrong in Abandoning HTTP 3.0?

Since HTTP/1.0, up to HTTP/2, TCP has always been the foundation of the HTTP protocol, mainly because it provides a reliable connection. However, starting from HTTP 3.0, this situation has changed. Because, in the newly launched HTTP 3.0, the TCP protocol has been completely abandoned. TCP Head-of-Line Blocking We know that during TCP transmission, data … Read more

Key Summary of URL and HTTP Protocols

URL: is a type of URI that identifies an Internet resource and specifies how to operate on or retrieve that resource. It can be identified either through the description of the primary access method or through its “location” on the network. Most URLs follow a standard format that consists of three parts: First part: scheme, … Read more

Understanding HTTP 2.0 and OkHttp

HTTP 2.0 is an extension of 1.x rather than a replacement. It is called “2.0” because it changes the way data is exchanged between clients and servers. HTTP 2.0 introduces a new binary framing layer that is not compatible with previous HTTP 1.x servers and clients — hence the name 2.0. Before formally introducing HTTP … Read more

Implementing a Simple HTTP Proxy in Golang

This article details the implementation of an HTTP proxy using Golang. Those who have such needs in practical business can start learning! A proxy is an important function in the network, which serves to proxy network users to obtain network information. Figuratively speaking, it is a transfer station for network information. For clients, the proxy … Read more

Analysis of HTTP2 Features

This article mainly introduces some improvements and new features of HTTP2 compared to HTTP1.1. 1. Shortcomings of HTTP1.1 The HTTP protocol adopts a “request-response” model. When using the normal mode, i.e., non-KeepAlive mode, a new connection must be established for each request/response between the client and server, and the connection is immediately closed after completion … Read more