Sequence-Attack Authorization Auditor
An AI service that reads a company's API authorization documentation and runs simulated sequence-composition attacks (e.g., credential recovery after identity mutation), producing a CISO-ready evidence report showing whether the company's authorization gates actually catch multi-step attacks or just pass per-call checks.
CISO and compliance officers at fintech, healthcare, and SaaS companies handling sensitive authorization flows
- Reads API docs and infers grant scopes, role permissions, and recovery flows
- Simulates sequence-composition attacks and scores each gate by category (sequence composition, history fork, purpose violation)
- Produces audit-ready evidence report mapping findings to SOC 2, HIPAA, and PCI controls
- Tracks authorization posture across releases and flags regressions in CI
Recent self-correcting test research demonstrates that per-call authorization gates systematically miss sequence-composition attacks, even when they appear to pass; compliance teams now need evidence the protections work, not just claims
API security is clearly a CISO priority in 2025 (Forrester budget guide, CSO Online 'APIs are the new perimeter'), but awareness of sequence-composition attacks specifically is nascent — source Dev.to article had only 19 reactions and explicitly poses it as an open question to the community.APIs are the new perimeter: Here's how CISOs are securing them ↗Forrester's CISO 2025 Budget Planning: Focus on API Security ↗
The source article itself asks 'does an off-the-shelf tool already catch this class out of the box?' and concludes the generalization problem is 'still unsolved'; existing players (Escape, StackHawk $42/contributor/month, 42Crunch, Bearer) focus on DAST/business-logic/per-call checks rather than sequence-composition.Agent Security: Sequence Composition Attack Bypasses Per-Call RBAC ↗Best API Security Scanning Tools 2026 | APIScout ↗
API security sits inside a benchmarked 8–14% of IT security spend and CISO 2025 budgets explicitly prioritize it; enterprise subscription tiers exist (e.g. StackHawk ~$42/contributor/month up to enterprise), and a 'CISO-ready evidence report' framing fits audit/compliance budgets — but the niche is small enough that it will need to carve out share from broader platforms.API Security Pricing: Complete Cost Guide for 2026 ↗CISO Security Budget Planning Guide 2026: Benchmarks and ROI ↗
Structural rather than trendy: as agentic AI systems increasingly chain tool calls (OWASP excessive-agency framing) and APIs remain the dominant attack surface, per-call-only authorization becomes a permanent liability class rather than a passing concern.APIs: Your Weakest Link — Why API Attacks Are Exploding in 2025 ↗
A runnable PoC already exists (stdlib Python, ~10s runtime) proving the concept, and reading API docs with LLMs is straightforward; however, the source author explicitly flags 'generalizing composition rules' as still unsolved, meaning a production auditor must build a non-trivial rule/simulation engine.Agent Security: Sequence Composition Attack Bypasses Per-Call RBAC ↗