Web search engine launched on June 1, 2009. On July 29, 2009, Yahoo! and Microsoft finalized a deal in which Yahoo! Search would be powered by Microsoft Bing technology. A search engine maintains the following processes in near real time: Web search engines get their information by web crawling from site to site. The "spider" checks for the standard filename "robots.txt", addressed to it, before sending certain information back to be indexed depending on many factors, such as the titles, page content, JavaScript, Cascading Style Sheets (CSS), headings, as evidenced by the standard HTML markup of the informational content, or its metadata in
Search engine privacy credit cards, they had a significant aversion to purchasing products from sites that did not offer the level of privacy they wanted, indicating that consumers value their privacy monetarily. Many individuals and scholars have recognized the ethical concerns regarding search engine privacy. The collection of user data by search engines can be viewed as a positive practice because it allows the search engine to personalize results. This implies that users would receive more relevant results, and be shown more relevant advertisements, when their data, such as past search queries, location information, and clicks, is used to create a profile for