Web search engine Overture (which owned AlltheWeb and AltaVista) in 2003. Yahoo! switched to Google's search engine until 2004, when it launched its own search engine based on the combined technologies of its acquisitions. Microsoft first launched MSN Search in the fall of 1998 using search results from Inktomi. In early 1999 the site began to display listings from Looksmart, blended with results from Inktomi. For a short time in 1999, MSN Search used results from AltaVista instead. In 2004, Microsoft began a transition to its own search technology, powered by its own web crawler (called msnbot). Microsoft's rebranded search engine, Bing, was
Search engine privacy legal framework for privacy protections in terms of search engines has been put in place. However, scholars do write about the implications of existing laws on privacy in general to inform what right to privacy search engine users have. As this is a developing field of law, there have been several lawsuits with respect to the privacy search engines are expected to afford to their users. The Fourth Amendment is well known for the protections it offers citizens from unreasonable searches and seizures, but in "Katz v. United States" (1967), these protections were extended to cover intrusions of privacy of