The next version of the Hypertext Transfer Protocol (HTTP)—the network protocol that defines how browsers talk to Web servers—is going to make a major break from the versions in use today. Today’s ...

HTTP/3 breaks from HTTP/2 by adopting the QUIC protocol over TCP. Here's a first look at the new standard and what it means for web developers. It’s no surprise that evolving the vast protocol ...

The Internet can be a dangerous place, wrought with fraud and data theft. To help protect your small business data it's a good idea to have a basic understanding of secure Internet protocols. These ...

The “402 Payment Required” status code was defined in HTTP/1.1 RFC 2616 in 1999, envisioned as a native web-level payment mechanism. But the infrastructure to make it work — instant settlement and ...

Global Initiative Highlights the Internet as Humanity’s Architecture of Peace Internet Pioneers for Peace, an international coalition dedicated to recognizing the Internet’s role in promoting global ...

What is HTTP 402, and why does it matter? The web was not really built with payments in mind, especially not for autonomous agents or machines. But with the rise of AI and decentralized finance (DeFi) ...

Update: We're in the last throes of winter break 2019, which means most Ars' home office phones can stay dormant for a few more days. As such, we've been resurfacing a few classics from the ...