The text provides a comprehensive guide on using the command-line tool cURL, which facilitates data transfer over the Internet using URL syntax and supports numerous protocols like HTTP, HTTPS, FTP, and more. The guide covers installation instructions for different operating systems, including macOS, Windows, and Linux, and explains how to use proxies with cURL to enhance anonymity and bypass network restrictions. It details the syntax for specifying HTTP/HTTPS and SOCKS proxies, offers tips for effectively managing proxy settings, and stresses the importance of using reliable, premium proxy services such as those from Bright Data for consistent performance. The text also outlines various proxy types, such as datacenter, residential, ISP, and mobile proxies, each offering different benefits depending on the use case. Throughout, it emphasizes the versatility and widespread use of cURL, particularly in contexts such as web scraping, SEO monitoring, and accessing geo-restricted content.