Search Results - Hadnagy, Christopher

Christopher Hadnagy

Christopher James Hadnagy is an American author and information security consultant. He specializes in social engineering and has taught classes, conducted trainings, and written books on the topic. He established the Innocent Lives Foundation, which aims to identify online predators. He coordinated events at DEF CON about social engineering for several years. In 2022 the DEF CON organizers banned him from the conference based on reports of code of conduct violations. He denied wrongdoing and sued the organizers for defamation. A judge dismissed the lawsuit in 2025. Provided by Wikipedia