For example, Google stores personal information of users (the search results, IP, the number of requests, geographical location) in the first nine months, a corporation Microsoft - half a year.
It has long been the authorities of various countries are forced to search services, as well as the major portals to reduce the storage of personal data of users to ensure greater safety of the latter. The actions of Yahoo! have been favorably received by the authorities and by the users themselves.
"I believe that the period of storage of personal data users search engines are to be reduced to one month. People should know what is personal information collected search engines and how long the information is stored, "- said Samyon Davis, head of Privacy International.
The company Yahoo! believes their actions natural but reserves the right to extend the shelf life of the above data, if required for any of its own service or project.