Daniel Miessler

Daniel Miessler is a cybersecurity and artificial intelligence engineer, founder, writer, and creator with more than 25 years of experience at the intersection of technology and human potential. Miessler's career includes roles at Apple, Robinhood, IOActive, and HP, where he built and managed vulnerability management and application security programs and served as head of business intelligence for information security. He has consulted for hundreds of organizations across the Fortune 10 and Global 1,000, providing a broad perspective on enterprise security challenges and the evolving threat landscape.

Miessler is the founder of "Unsupervised Learning," a podcast, newsletter, and media brand focused on cybersecurity, AI, national security, and culture. The podcast has produced more than 560 episodes and ranks among the top 1% of podcasts globally, with an average of 62,000 downloads per 60-day period. His website, danielmiessler.com, features over 3,000 essays, tutorials, and articles, attracting an average of 284,000 monthly views. Miessler has a significant presence on social media, with more than 155,000 followers on X and 33,000 on LinkedIn. His work and commentary have appeared in leading publications, and he regularly speaks at industry events and panels worldwide.

In the open-source security community, Miessler co-created "SecLists," a widely used repository of security testing resources, including passwords, URLs, and fuzzing payloads. SecLists has been incorporated into Kali Linux and is used by security professionals globally. Miessler also created "Fabric," an open-source framework for augmenting humans using AI, offering a modular, crowdsourced system of AI prompts to help individuals and organizations address everyday challenges.

Miessler has developed frameworks such as "PAI" (Personal AI Infrastructure), "TELOS" (a system for articulating personal identity, values, and goals), and "Human 3.0," all designed to help people and organizations adapt to an AI-integrated world. He frequently speaks on topics including AI, cybersecurity, and the future of work, with keynote engagements at Swiss Cyber Storm, Black Hat CISO Summit, RSA Conference, DEFCON, and Global AppSec Conference.