45% Struggle with Security: How Defense in Depth Can Help

This HackerOne whitepaper summarizes five core security challenges—attack surface growth, alert fatigue, tool sprawl, data overload, and operational burden—and advocates a defense-in-depth approach combining human-led offensive testing (pen tests, bug bounties), AI-assisted red teaming and agents, and integrated workflows to improve resilience and remediation across modern DevSecOps environments.