MARK RUSSINOVICH is the CTO of Microsoft Azure. He was a co-founder of software producers Winternals before it was acquired by Microsoft in 2006. Russinovich earned his B.S. in computer engineering from Carnegie Mellon Uni- versity in 1989 and M.S. in computer cngineering from Rensselaer Polytechnic Institute. He later returned to CMU, and received a Ph.D. in computer engineer-ing on Application-transparent fault manage- ment in 1994, under the supervision of Zary Segall. From 1994 through early 1996 Russinovich was a research associate with the University of Oregon's computer science department and then joined NuMega Technologies as a developer, working on performance monitoring software for Window NT. In 1996, he and Bryce Cogswell cofounded Winternals Software, where Russinovich served as Chief Software Architect, and the web site sysinternals.com, where he wrote and published dozens of popular Windows administration and diagnostic utilities in- cludeing Autoruns, Filemon, Regmon, Process Explorer, TCPView, and RootkitRevealer among many others. In 1997 he worked as a consulting associate at OSR Open Systems Resources, Inc. and then joined IBM's Thomas J. Watson Research Center as a research staff member, re- searching operating system support for Web server acceleration and serving as an oper- ating systems expert. Russinovich joined Microsoft in 2006, when it acquired Most existing blockchain protocols fail to meet several key enterprise requirements, including Winternals Software. con-fidentiality, acceptable transaction throughput and latency, computational efficiency (e.g. In his role as an author, he is a regular energy costs for proof-of-work consensus), and effective governance. Coco Framework, an contributor to TechNet Magazine and open-source system, enables any blockchain ledger that integrates with it to meet these needs. SCS Distinguished Industry Windows IT Pro magazine (previously called Windows NT Magazine) on the subject of It does so by leveraging Trusted Execution Environments (TEEs) such as Intel’s Software Guard Lecture the Architecture of Windows 2000 and was Extensions (SGX) to make a blockchain network that can use efficient consensus protocols and Monday, 4 December 2017 co-author of Inside Windows 2000 (third implement access control rules to protect blockchain state from being accessed by unauthor- edition). Russinovich is the author of many 4:30 pm - Rashid Auditorium tools used by Windows NT and Windows ized parties, even ones that operate the nodes on which it runs. Mark will describe Coco 2000 kernel-mode programmers, and of the Framework’s algorithms, as well as Microsoft’s broader research and development efforts in Gates Hillman 4401 NTFS file system driver for DOS. TEEs. .