Senior Engineer 91e4985a8e FRE-4474 Phase 5: Verify and resolve security review findings for SpamShield and Cross-Service Correlation ...

- FRE-4499 (SpamShield): Verified 6 security fixes (2 High, 4 Medium)
  - S01: Pre-compiled regex in RuleEngine (ReDoS fix)
  - S02: SmsClassifier accepts senderPhoneNumber context
  - S03: AlertServer JWT auth + origin validation
  - S04: SHA-256 phone hashing (PII protection)
  - S05: DecisionEngine timeout enforcement via Promise.race
  - S06: CarrierFactory.getAllCarriers properly async/await

- FRE-4500 (Correlation): Verified 7 security fixes (2 Critical, 2 High, 2 Medium, 1 Low)
  - C1: Ingest endpoints auth via request.user.id
  - C2: IDOR protection on group endpoints (userId filter)
  - H3: JWT middleware registered in server.ts
  - H4: Fastify schema validation on all routes
  - M6: Payload sanitization with depth limit and circular ref detection
  - L7: CORS origin restricted to env var

- Resolved liveness incidents FRE-4652 and FRE-4654
- All Phase 5 child issues now complete

2026-05-02 18:36:29 -04:00

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