Dedicated to securing your digital future through expert-driven, manual security testing.
Elite Security Systems DOO is a specialized cybersecurity firm based in Novi Sad, Serbia, providing expert-driven penetration testing and security assessment services to clients worldwide.
Founded by security professionals with extensive experience across financial services, e-commerce, iGaming, telecommunications, and technology sectors. Our team combines deep technical expertise with a thorough understanding of business risk.
We believe security testing should be manual, thorough, and tailored to each client's unique risk profile. Automated scans miss what human expertise catches - business logic flaws, complex attack chains, and zero-day vulnerabilities.
Every vulnerability discovered and verified by hand, not auto-generated.
Every engagement tailored to your specific architecture and threat model.
Clear, prioritized findings with step-by-step remediation guidance.
Support beyond the report - we help you fix what we find.
Payment flow testing, cart manipulation, and API security for online retail platforms.
Compliance-driven testing for banking, fintech, and payment processing systems.
Platform security for betting, casino, and gaming applications with real-money transactions.
Application and infrastructure testing for software companies and cloud platforms.
Network infrastructure, web portals, and mobile app security for telecom providers.
HIPAA-aware security testing for healthcare applications handling sensitive patient data.