DJ McArthur

DJ McArthur is the CISO of Children’s Hospital Colorado and owner of Graymatter Security and Educational Services LLC. He served as a United States Marine, holds multiple security certifications such as CISSP, EnCE, GCIH, CEH, and LPT as well as an MBA in healthcare and information assurance. DJ has served in various technical and leadership roles including security architecture, engineering, and computer forensics.

More About DJ


In addition to teaching and developing courses for SANS he also teaches for the information assurance master’s program at various universities and actively performs speaking engagements at various security conference events.

Prior to the health care industry, he has spent over 15 years on other verticals such as the department of defense, oil and gas, energy, construction, infrastructure, transportation, and architectural industries where he held various security leadership roles and responsibilities.

DJ is the co-author of SANS SEC474: Building a Healthcare Security and Compliance Program.