Entrepreneur, Consultant and Co-Founder of Alerts Bar, an infostealers cyber threat intelligence company focused on deep dark web monitoring and notification service. With over 25 years in ICT consulting and cybersecurity, spanning Canada and the Czech Republic, Marek has spent decades working with major international enterprise organizations. He began his career in the late 1990s in Telecoms, then transitioned to IT and over the last decade focused on cybersecurity. Speaker at BSides, LinuxDays and OpenAlt on infostealers and cybersecurity, he now focuses on advancing credentials monitoring and brand protection in the cyber threat intelligence domain.