Omar Santos is a Distinguished Engineer at Cisco focusing on artificial intelligence (AI) security, cybersecurity research, incident response, and vulnerability disclosure. He is the co-chair of the Coalition for Secure AI (CoSAI) and was a board member of the OASIS Open standards organization. Omar is also the chair of the OpenEoX and the Common Security Advisory Framework (CSAF) technical committee. His work led the creation of the CSAF ISO standard. Omar was the co-chair of the FIRST PSIRT Special Interest Group (SIG). and one of the original founders and leads of the DEF CON Red Team Village.
Omar is the author of over 25 books, 21 video courses, and many academic research papers. Omar is a renowned expert in ethical hacking, vulnerability research, incident response, and AI security. He employs his deep understanding of these disciplines to help organizations stay ahead of emerging threats. His dedication to cybersecurity has made a significant impact on technology standards, businesses, academic institutions, government agencies, and other entities striving to improve their cybersecurity programs. Prior to Cisco, Omar served in the United States Marines focusing on the deployment, testing, and maintenance of Command, Control, Communications, Computer and Intelligence (C4I) systems.
- AI Agents for Cybersecurity: A Guided Tour of a Repository with Tons of Resources and Examples
- loop: The Claude Code Command That Is Changing the Conversation about Software Engineering
- Teaching AI Agents to Speak ATT&CK with AI Agent Skills
- 10 Great Free AI Learning Resources for 2026
- Why I Just Wrote a Book on Agentic AI for Cybersecurity
- Beyond the Hype of OpenClaw: A Threat Model for OpenClaw (using MAESTRO)
- The Insane Number of AI Models Created in 2025
- Building an AI SOC Analyst Agent with Splunk MCP, LangChain, and LangGraph
- Operationalizing the CoSAI Risk Map (CoSAI-RM)
- Project CodeGuard Livestream and Demos