IBM introduced new software to help customers protect their business from today's most advanced and complex Web application security attacks. The first release of <A HREF="http://www-03.ibm.com/press/us/en/pressrelease/22609.wss">IBM Rational AppScan,</A> a Web application security technology acquired by IBM from Watchfire in July 2007, is a key part of IBM's software portfolio that helps ensures high quality applications are delivered to the marketplace.