W3SVC

W3SVC, or the World Wide Web Service, is a core component of Microsoft's Internet Information Services (IIS). It is the web server that handles requests for websites hosted on a Windows server. When a user's browser requests a web page, W3SVC is responsible for receiving that request, processing it, and sending the appropriate response back to the browser. This involves managing various aspects of web serving, including handling HTTP and HTTPS protocols, managing worker processes that execute web applications, and supporting features like ASP.NET, PHP, and static file serving. W3SVC acts as the gateway for web content, ensuring that websites are accessible and function correctly. It plays a crucial role in the delivery of web services on Windows-based infrastructure. The service is configured and managed through the IIS Manager tool, allowing administrators to control website settings, security, and performance. It is fundamental to hosting dynamic and static websites, APIs, and other web-based applications within the Microsoft ecosystem.