Five years into the 21st century, as the world of IT continues to change, one thing remains constant: TechTarget's annual summation of <A HREF="http://searchsecurity.techtarget.com/originalContent/0,289142,sid14_gci1154387,00.html?track=sy160">the past year's winners and losers.</A> From Oracle's buying spree to confidential customer information scandals, there were plenty of candidates at both ends of the spectrum.