Any URL is basically an IP address that you can remember easily. In other words, every working URL on the Internet is actually an IP address. The concept of IP addresses goes beyond URLs and extends ...

A proxy auto-config (PAC) file defines how web browsers and other user agents can automatically choose the appropriate proxy server (access method) for fetching a given URL.（摘自Wikipedia） ...

Popular NPM package “pac-resolver” has fixed a severe remote code execution (RCE) flaw. The pac-resolver package receives over 3 million weekly downloads, extending this vulnerability to Node.js ...

The Web Proxy Auto-Discovery Protocol (WPAD), enabled by default on Windows and supported by other operating systems, can expose computer users’ online accounts, web searches, and other private data, ...

使用 Google 搜索时总是很容易碰触到 GFW 脆弱的神经，解决这个问题的办法是使用代理服务器。对于 Chrome 和 Firefox 来说，有大把的扩展来设置代理服务器，其它浏览器呢？ 其实主流的浏览器都支持一种智能的代理设置方式：Proxy Auto Config。pac 是一个 JavaScript 脚本 ...

A very popular NPM package called 'pac-resolver' for the JavaScript programming language has been fixed to address a remote code execution flaw that could affect a lot of Node.js applications. The ...

Malware authors have developed a new, and frighteningly effective, tactic that uses a feature built into all of the modern browsers to redirect users to malicious sites without their knowledge or ...

A security hole allows attackers to crash Android phones and force them to soft-reboot. Discovered by Nightwatch Cybersecurity software engineer Yakov Shafranovich, the bug hinges on what are known as ...

The Web Proxy Auto-Discovery Protocol (WPAD), enabled by default on Windows and supported by other operating systems, can expose computer users’ online accounts, web searches and other private data, ...