![]() ![]() He then recruited Nicola Pellow to write the Line Mode Browser, which displayed web pages on dumb terminals. The first web browser, called WorldWideWeb, was created in 1990 by Sir Tim Berners-Lee. Left to right: Nicola Pellow and Tim Berners-Lee in 1992 Marc Andreessen in 2007 Finer-grained management of cookies usually requires a browser extension. However, others are used for tracking user behavior over long periods of time, so browsers typically provide a section in the menu for deleting cookies. Some of them contain login credentials or site preferences. Privacyĭuring the course of browsing, cookies received from various websites are stored by the browser. ![]() Cached items are usually only stored for as long as the web server stipulates in its HTTP response messages. The cache can store many items, such as large images, so they do not need to be downloaded from the server again. Most browsers use an internal cache of web page resources to improve loading times for subsequent visits to the same page. Each link contains a URL, and when it is clicked or tapped, the browser navigates to the new resource. Web pages usually contain hyperlinks to other pages and resources. ![]() If the URL uses the secure mode of HTTP (HTTPS), the connection between the browser and the web server is encrypted for the purposes of communications security and information privacy. Virtually all URLs are retrieved using the Hypertext Transfer Protocol (HTTP), a set of rules for the transfer of data. This process begins when the user inputs a Uniform Resource Locator (URL), such as, into the browser. ![]() The purpose of a web browser is to fetch content from the World Wide Web or from local storage and display it on a user's device. Navigating to English Wikipedia using a web browser ( Firefox) ![]()
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