HTTP (Hypertext Transfer Protocol) and HTTPS (Secure Hypertext Transfer Protocol) are protocols used for transmitting data over the internet. The main difference between them lies in security and data encryption. Below is a detailed comparison and introduction to the relevant mechanisms: 1. Differences Between HTTP and HTTPS Security: HTTP: Data is transmitted in plaintext, making … Read more
1. What is an HTTP Packet What is HTTP HTTP: (HyperText Transfer Protocol) is the protocol used for transferring hypertext from World Wide Web (WWW) servers to local browsers. HTTP is a protocol based on the TCP/IP communication protocol for transmitting data (HTML files, image files, query results, etc.). HTTP is an application layer protocol, … Read more
Chapter 1: Nginx Building The car finally arrived, and I got out with the safe. I thought this should be the destination, a building called mytaobao.com, with two entrances: “Channel 80” and “Channel 443”. When I set off from Browser Village, Old IE told me to find this building, enter through the secure channel, and … Read more
Go 1.22 introduces several optimizations, particularly in terms of HTTP performance. As Go continues to evolve, enhancements related to HTTP performance are crucial since HTTP is a core component of many applications. Here are 4 updates regarding HTTP performance optimization in Go 1.22: 1. Optimized Memory Management for HTTP/2 Requests Go 1.22 has made memory … Read more
Web Crawlers are a common application scenario in Python, primarily used to gather information from the internet. Since crawlers rely on the network, it is essential for us to understand what a network is. A network consists of several nodes connected by links, and the vast network formed by connecting multiple networks is called the … Read more
Reading this article takes about 7.45 minutes. Author: Ruan Yifeng http://www.ruanyifeng.com/blog/2012/06/internet_protocol_suite_part_ii.html This article is a supplement to the previous introduction to the TCP/IP protocol, expanding on various protocols to give everyone a global overview of network protocols. The previous article analyzed the overall concept of the Internet, from the bottom up, discussing the design philosophy … Read more
High-definition image, sourced from the internet. Suggestions: 1) View on PC 2) If viewing on mobile, please click the image to zoom Application Layer, Presentation Layer, Session Layer: HTTP, FTP, SMTP, POP3, encryption and decryption, compression and decompression, session management Transport Layer: TCP, UDP, ensuring data segments arrive effectively Network Layer: IP, ICMP, RIP, packet … Read more
Basic Principles of HTTP in Testing Development Training 1. Difference Between URL and URI The full name of URI: Uniform Resource Identifier. The full name of URL: Universal Resource Locator. URL is a subset of URI, meaning that every URL is a URI, but not every URI is a URL. The address we enter in … Read more
Good evening, my friends! When we browse the internet, we often see “http” or “https” at the beginning of a URL. Both represent the HyperText Transfer Protocol, but there is a key difference between them: “security.” Today, we will explore the differences between HTTPS and HTTP, as well as their working principles and applications. Today’s … Read more
Today, I will share with you some common knowledge points about TCP network, which you will often encounter in daily work or interviews. Considering the length of the content, I suggest you bookmark it and digest it slowly. If it helps, please share it with your friends; “It’s better to enjoy together than to enjoy … Read more