David is a AI/Cybersecurity Researcher with Cisco Foundation AI, where he studies practical and effective uses of AI for defensive security operations. He is also a SANS Certified Instructor, where he teaches network forensics. David has nearly 30 years of experience in the information security field, primarily in incident detection and response, threat hunting, and Cyber Threat Intelligence (CTI). He is the creator of the Pyramid of Pain and lead author of the PEAK threat hunting framework. Really, he just wants to make security better for everyone.