Gary Halleen is a security consulting systems engineer with Cisco. Gary is a CISSP, ISSAP, and has been a technical editor for Cisco Press. Gary is a regular speaker at security events, and has presented at the Cisco Networkers conferences.
Greg Kellogg is the vice president of Security Solutions for Calence, LLC which is based out of Tempe, AZ. He is responsible for managing the company’s overall security strategy, as well as developing new security solutions and service offerings, establishing strategic partnerships, managing strategic client engagements as well as supporting business development efforts. Greg has more than 15 years of networking industry experience, including serving as a senior security business consultant for Cisco Systems’ Enterprise Channel organization. While at Cisco, Greg helped organizations understand regulatory compliance, policy creation and risk analysis to guide their security implementations. He was recognized for his commitment to service with Cisco’s Technology Leader of the Year award. Additionally, Greg worked for Protego Networks, Inc., (Where MARS was originally developed). While there he was responsible for developing channel partner programs and helped solution providers increase their security revenue. Greg currently resides in Spring Branch, Texas, with his wife and four children.