A well-known figure in the security industry, Chris Blask has been involved in ICS and cybersecurity for more than 25 years. He invented one of the first commercial firewall products, built a multibillion-dollar firewall business at Cisco, co-founded an early security information and event management (SIEM) vendor and co-authored the first book on SIEM. He chairs the Industrial Control System Information Sharing and Analysis Center (ISAC), serves on the board of directors for the International Association of Certified ISAOs (Information Sharing and Analysis Organizations) and is involved with a wide range of national and international cybersecurity efforts. Blask lives in Orlando, Florida.