FileOpen Systems Inc., the document rights management (DRM) developer, today announced a significant surge in the licensing of their DRM technology to Virtual Data Room (VDR) providers, positioning the company as the predominant enabling technology for VDRs to date.  The company's broad customer base in publishing, financial services, manufacturing, healthcare, education and government now includes 8 of the top 10 VDR platform providers.   Check out the full press release and join the conversation on twitter @fileopen #fileopenvdr.