Ondrej is the Digital Forensic Lead, CEO & Founder of LIFARS LLC, an international Cybersecurity Intelligence, Digital Forensics, and Incident Response firm based in New York City.
He’s the former Chief Information Security Officer of IDT911, the nation’s premier identity theft recovery and data breach management service. He previously conducted forensic investigations and cybersecurity consulting at Stroz Friedberg, including various US government engagements and missions.
With two decades of experience in computer security and forensics, Krehel has conducted a wide range of investigations, including data breached through computer intrusions, theft of intellectual property, massive deletions, defragmentation, file carvings, anti-money laundering, financial fraud, mathematical modeling and computer hacking. Krehel’s experience also includes working as the IT Security Technical Project Leader for the Loews Corporation, Fortune 100 located New York City, and as a computer analyst for the Slovakian government-owned utility company.
He holds an M.S. degree in Mathematical Physics from Comenius University in Bratislava and an Engineering Diploma from Technical University in Zvolen, Slovakia. Krehel is a frequent speaker at industry events and author on matters related to information security and computer forensics.
Among other industry groups, he is a member of the High Technology Crime Investigation Association (HTCIA), the Information Systems Security Certification Consortium (ISC) and the International Council of Electronic Commerce (EC Council). He also is a Certified Information Systems Security Professional (CISSP), EnCase Certified Examiner (EnCE), and a Certified Ethical Hacker (CEH). He is one of few to hold a Certified Ethical Hacker Instructor (CEI) accreditation and to be authorized to lecture Ethical Hacking courses to both the government and private sector.
His work has received attention from CNN, BBC, Reuters, The Wall Street Journal and The New York Times, among many others.