David Maher is responsible for R&D at Intertrust. Before joining Intertrust in 1999, he was chief scientist for AT&T Secure Communications Systems, Head of the Secure Systems Research Department. He was Chief Architect for AT&T’s STU-III secure products used by the White House for top-secret communications. In 1992, Maher became a Bell Labs Fellow. Maher holds multiple patents and has published papers in the fields of mathematics and computer science. Maher holds a Ph.D. in mathematics from Lehigh University.