Buck4Bug operates a bug bounty marketplace where companies open systems for testing and ethical hackers hunt for vulnerabilities and receive rewards. In its first 12 months the startup assembled a community of over 200 ethical hackers and onboarded more than 40 paying clients. The company generated €130k in early revenue during that period. Buck4Bug leverages AI as part of its platform and positions itself to capture growing demand driven by regulations like DORA and NIS2. The startup is tapping into the rapidly expanding cybersecurity market. The article does not provide details on staffing, founding year, or location.

Total raised

$0M

Funding rounds

1

Latest round

Seed

Latest activity

Mar 2026