I am Ondrej Krehel, a former CEO and CISO with over three decades of experience in cybersecurity. Throughout my career. I’ve lectured at esteemed institutions including the U.S. Air Force and FBI Training Academy. I’ve made significant contributions to the realm of AI decision-making in electronic signals collection and interception, playing a pivotal role in resolving high-profile cases such as the Madoff, and Swiss Secrecy.
I have a history of providing expert witness testimonies in prestigious courts, including the Southern District of New York. With a focus on blending expertise and eloquence, I unveil complexities and truths in the intricate world of cybersecurity. Join me as we explore the confluence of technology, security, and innovation in our pursuit of a safer digital landscape.
As featured on...
Cyber risk is believed to be just digital problem remediated by tools, and culture with strong leadership, executing in trusted teams, is often overlooked.
Be a leader you wish you had, and your environment will be more cybersecure and resilient.
Dr. Ondrej Krehel, PhD
Cybersecurity Blog
Blog posts by Dr. Ondrej Krehel. His experiences with information security and real life engagements.
In the News
Articles, videos, and podcasts, explaining criminal groups and nation state threat actors and their strategies.
Video
Dr. Krehel interviews where he shares his views and experiences from his years in the cybersecurity field