WithSecure
Tasos Chatziefstratiou is a seasoned cybersecurity professional currently serving as a Senior Threat Hunter at WithSecure since May 2023. Prior experience includes roles as a Threat Hunter and Threat Analyst at F-Secure Corporation, where responsibilities involved monitoring and analyzing telemetry across diverse operating systems and enhancing security operations center (SOC) procedures. Prior to F-Secure, Tasos held positions at Deloitte as a Senior Consultant and Consultant in Risk Advisory, focusing on adversary simulations using recognized frameworks and various cybersecurity tools. Tasos began a career in IT at PNP Solutions in Greece, providing essential technical support across organizations. Educational background includes attendance at Secondary Training College from 2006 to 2008.
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WithSecure
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WithSecure™, formerly F-Secure Business, is cyber security’s reliable partner. IT service providers, MSSPs and businesses – along with the largest financial institutions, manufacturers, and thousands of the world’s most advanced communications and technology providers – trust us for outcome-based cyber security that protects and enables their operations. Our AI-driven protection secures endpoints and cloud collaboration, and our intelligent detection and response are powered by experts who identify business risks by proactively hunting for threats and confronting live attacks. Our consultants partner with enterprises and tech challengers to build resilience through evidence-based security advice. With more than 30 years of experience in building technology that meets business objectives, we’ve built our portfolio to grow with our partners through flexible commercial models.