Lenny Zeltser is an information security and malware analysis expert. He currently serves on SANS Board of Technology Directors and is Chief Information Security Officer (CISO) at Axonius. He teaches courses through SANS primarily on Malware, has co-authored four books on network security, malware and digital forensics and developed the Linux toolkit, REMnux. This free toolkit allows users to reverse engineer malware issues and is used by malware analysts worldwide. Lenny earned the prestigious GIAC Security Expert professional designation, and holds a bachelor's degree in computer science from the University of Pennsylvania and a master's in business administration from MIT Sloan.