Kirill Firsov Redefining the Future of Cybersecurity


Kirill Firsov is a name that commands respect in the world of cybersecurity. As the Chairman & Co-founder of FearsOff, a leading Dubai-based offensive security firm, he has been at the forefront of protecting some of the world’s most high-stakes digital assets.
Under his leadership, FearsOff has executed thousands of advanced attack simulations, putting security systems to the ultimate test and fortifying them against real-world threats. His clients include global financial institutions and cryptocurrency platforms that collectively process over $100 billion in transactions.
Kirill Firsov expertise lies in thinking like a hacker, anticipating vulnerabilities before malicious actors exploit them. With a forward-looking vision and relentless drive, he’s shaping the future of cyber defense, ensuring businesses stay resilient in an era where cyberattacks grow more sophisticated by the day.
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kirill Firsov
kirill Firsov
Kirill Firsov is the chairman and co-founder of FearsOff, a Dubai-headquartered cybersecurity firm specializing in offensive security for global financial institutions and cryptocurrency platforms. Under his leadership, FearsOff has conducted thousands of advanced attack simulations and secured platforms processing over $100 billion daily. Firsov is recognized for discovering CVE-2025-49113 and holds top ranks in major bug bounty programs. He continues to drive innovation in AI-powered defense, smart contract auditing, and large-scale cyber resilience strategies across multiple continents.