BSides Tallinn 2025

Velmar Piibeleht

Senior Penetration Tester | NEVERHACK Estonia

Velmar Piibeleht is a seasoned professional with about 15 years of experience in the realm of cybersecurity, spanning across both private and public sectors. Now with more than 5 years of experience as a Penetration Tester and Red Teamer, he has successfully earned CISSP, OSCP, GWAPT, GMOB and GCFA certifications. Leveraging his expertise, Velmar is dedicated to assisting companies by conducting offensive security operations that uncover potential vulnerabilities and weaknesses.


Session

09-25
11:45
45min
When 1 + 1 = 11: The Hidden Math of Application Vulnerabilities
Giorgi Sharia, Velmar Piibeleht

Manual penetration tests don’t always reveal critical vulnerabilities — but even minor issues, when linked together, can result in significant risks. In this session, Axinom and Neverhack share highlights from a recent engagement that brought such vulnerability chains to light. You’ll also discover how a single pentest can deliver value across multiple areas within a company, turning one investment into value several times over.

Stage 2
Stage 2