Mark Russinovich is Chief Technology Officer of Microsoft Azure, where he oversees the technical strategy and architecture of Microsoft's cloud computing platform. He is a widely recognized expert in distributed systems, operating system internals, and cybersecurity. He is the author of the Jeff Aiken cyberthriller novels, Zero Day, Trojan Horse, and Rogue Code, and co-author of the Microsoft Press Windows Internals books. Russinovich joined Microsoft in 2006 when Microsoft acquired Winternals Software, the company he cofounded in 1996, as well as Sysinternals, where he authors and publishes dozens of popular Windows administration and diagnostic utilities. He is a featured speaker at major industry conferences, including Microsoft Ignite, Microsoft //build, RSA Conference, and more.Aaron Margosis is a Principal Consultant with Microsoft's Global Cybersecurity Practice, where he has worked with security-conscious customers since 1999. Aaron specializes in Windows security, least-privilege, application compatibility, and the configuration of locked-down environments. He is a top speaker at Microsoft conferences, and created many of the tools commonly used by organizations implementing high-security environments, including LUA Buglight, Policy Analyzer, IE Zone Analyzer, LGPO.exe (Local Group Policy Object utility), and MakeMeAdmin, which can be downloaded through his blog (https://blogs.msdn.microsoft.com/aaron_margosis) or through two team blogs for which he is a primary author (https://blogs.technet.microsoft.com/fdcc and https://blogs.technet.microsoft.com/SecGuide).