meodingu Member
Number of posts : 270 Pointz :
| Subject: Storing personal information and tracking usage Wed Nov 10, 2010 5:41 pm | |
| Storing personal information and tracking usage Working with comScore, The New York Times found that Yahoo! is able to collect far more data about Web users than its competitors from its Web sites and its advertising network. By one measure, on average Yahoo! had the potential in December 2007 to build a profile of 2,500 records per month about each of its visitors.[10] As of May 22, 2008, An article in computer world states that Yahoo has a 2-petabyte, specially built data warehouse, which it uses to analyze the behavior of its half-billion Web visitors per month, processing 24 billion events a day. Yahoo Claimed it is expected to grow in multiples of 10 petabytes by 2009 and that this database is the largest in the world.[11] In contrast the internal revenue services database of all taxpayers weighs in at only 150 TB.[11] As of December 18, 2008, Yahoo! retains search requests for a period of 13 months. However, In response to European Regulators Yahoo scrambles the last eight digits of a users IP address after three months, rendering them partially anonymous.[12] house window tint coloradoBest HGH | |
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gaunpro
Number of posts : 3 Pointz :
| Subject: Re: Storing personal information and tracking usage Fri Dec 31, 2010 6:07 pm | |
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