Hello everyone, I am ConardLi. On August 16, the official Chromium blog announced that it will attempt to default all website protocols to HTTPS (even if users actively access via HTTP). This experiment has already been initiated in Chrome 115. As you may have noticed, over the past few years, most websites have been transitioning … Read more
On the last day of the holiday last week, I revisited “Modern Operating Systems” and posted a message praising modern operating systems on social media, which I will attach at the end. This article will be brief. In the era of batch processing and before, programs had to be executed in order, and it was … Read more
“ In previous articles, we discussed the OSI seven-layer model and proxy VPN technology. Today, we will explore the development of network protocols, particularly the evolution from HTTP/1.1 to HTTP/3, and how these changes impact our daily development and security analysis. The Development of Network Protocols Network protocols are akin to the evolution of human … Read more
Netizen Comments @TeaDelivery:Three-way handshake @BH1SMB:TCP: Starts boasting after three-way handshake, UDP: I sent it, whether you see it or not is none of my business… @Vine:I still prefer “What are you looking at?” “What are you gonna do about it?” “Come here, let’s chat” @RAVI-Li:No matter if you listen or not, I’m just a UDP … Read more
Recently, I worked on a development project involving network programming. The development process went smoothly, but after completing the task, I still felt some confusion. This was mainly due to my unfamiliarity with network protocols and my lack of clarity on some concepts. Later, I spent some time understanding these network protocols, and I now … Read more
Introduction ZigBee is an open-source wireless technology used for low-power embedded devices (radio systems) to facilitate efficient and effective communication between machines (typically 10-100 meters apart) while maintaining a low cost. ZigBee is built on the IEEE 802.15.4 standard and is supported by the ZigBee Alliance (a consortium aimed at standardizing the ZigBee protocol). The … Read more
/ Today’s Tech News /Recently, the Ministry of Industry and Information Technology released the “Opinions on Innovating the Management of the Information and Communication Industry and Optimizing the Business Environment”, which mentioned accelerating the revision of the “Telecommunication Business Classification Directory”, promoting business classification and definition to better meet the development needs of new technologies … Read more
Original link:https://blog.51cto.com/u_15155097/2719818 In this article, we will use a packet capture analysis tool to analyze how an <span><span>HTTP</span></span> request works. Environment Setup Initially, I wanted to find a website for packet capture analysis, but the <span><span>HTTP</span></span> requests in the production environment were too numerous and distracting, making analysis difficult. Therefore, I created a simple <span><span>demo</span></span> … Read more
In this era of data flying everywhere, information is like the stars in the universe, densely packed and countless. So how are these stars connected? What do they rely on? They rely on —network protocols! When it comes to the best partner of network protocols, we must mention the heavyweight of the open-source community —Linux. … Read more
🌐 Complete Guide to Network Protocols: In-Depth Conversations from HTTP Long and Short Connections to TCP-UDP This article adopts a conversational format, through the Q&A of Xiao Li and Xiao Wang, to explain core concepts such as network protocols and long/short connections in a simple and accessible manner, helping readers establish a complete knowledge system … Read more