Leonid Bezvershenko

Security Researcher, GReAT

Leonid joined Kaspersky in 2020 as an intern in the Global Research and Analysis Team (GReAT). In 2021, he was invited to the GReAT as a Junior Security Researcher. In 2023, he was promoted to Security Researcher. In this role, Leonid focuses on open‑source security, reverse engineering and malware analysis. His research includes the analysis of APT campaigns, such as Operation Triangulation and CloudWizard. Additionally, he is actively involved in the development of internal tools and infrastructure.

Publications

Reports

How to catch a wild triangle

How Kaspersky researchers obtained all stages of the Operation Triangulation campaign targeting iPhones and iPads, including zero-day exploits, validators, TriangleDB implant and additional modules.

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