Ulrich Lang received his M.Sc. in Information Security from Royal Holloway College, at the University of London. Before that, he studied computer science with management at the Ludwig-Maximilians-Universität in Munich, Germany. Mr. Lang is a researcher at the University of Cambridge Computer Laboratory, co-founder and Research Director of ObjectSecurity Ltd.
Rudolf Schreiner received his Dipl.-Phys. from Ludwig-Maximilians-Universität in Munich (Germany) in 1993. Mr. Schreiner is co-founder and Chief Technology Officer of ObjectSecurity Ltd., a consultancy specialized in distributed systems security. Before his career at ObjectSecurity Ltd., he worked as a freelance programmer and consultant on various computer security projects.