HERNDON, Va.--(BUSINESS WIRE)--Guardian Technologies International, Inc. (OTCBB:GDTI), a leading provider of high-performance security and healthcare imaging solutions, announced that it has signed a collaboration and strategic alliance agreement with Confirma, Inc., the leader in computer-aided-detection (CAD) for magnetic resonance imaging. The parties have agreed to collaborate on the design, development and commercialization of radiology imaging solutions for new clinical applications.