Serhii Romanko is a senior security consultant at K2 Integrity/Leviathan Security Group, where he provides security architecture guidance and conducts comprehensive security assessments across applications and cloud environments. With almost a decade of cybersecurity experience, he conducts black- and white-box penetration testing, source code review, and security configuration reviews of cloud platforms, including AWS and GCP. Serhii’s work spans web, desktop, and mobile application testing, network scanning and security review, and Linux security configuration assessments.
Prior to joining K2 Integrity/Leviathan Security Group, Serhii worked as a penetration tester at 10Guards, further strengthening his hands-on expertise in offensive security.
Serhii earned an M.S. in cybersecurity and a B.S. in information security management from Kharkiv National University of Radio Electronics. He holds the Offensive Security Certified Professional (OSCP) and Offensive Security Wireless Professional (OSWP) certifications.