> For the complete documentation index, see [llms.txt](https://ai-os-and-trend-finder.gitbook.io/ai-os-and-trend-finder-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ai-os-and-trend-finder.gitbook.io/ai-os-and-trend-finder-docs/.spec_system/archive/sessions/phase27-session02-deterministic-derived-signals-and-risk-flags/security-compliance.md).

# Security & Compliance Report

**Session ID**: `phase27-session02-deterministic-derived-signals-and-risk-flags` **Reviewed**: 2026-06-12 **Result**: PASS

***

## Scope

**Files reviewed** (session deliverables and changed session files):

* `scripts/lib/ai-runtime/risk-flags.ts` - deterministic topic risk flag derivation.
* `scripts/lib/ai-runtime/scoring.ts` - saturation, hidden-gem score, and risk flag attachment.
* `scripts/lib/ai-runtime/source-breakdown.ts` - consensus, role-share, and builder-signal derivation.
* `scripts/extensions/trend-finder/collector.ts` - derived-field preservation and trace output.
* `scripts/extensions/trend-finder/topics.ts` - topic normalization alias updates.
* `src/extensions/trend-finder/schema.ts` - additive browser-safe derived signal schema.
* `src/extensions/trend-finder/view-model.ts` - derived signal labels, chips, and ordering.
* `src/extensions/trend-finder/signal-workbench-model.ts` - Workbench projection, filters, facets, and sorts.
* `src/extensions/trend-finder/components/trend-card.tsx` - card derived signal rendering.
* `src/extensions/trend-finder/components/source-breakdown.tsx` - source summary rendering.
* `src/extensions/trend-finder/components/signal-workbench-controls.tsx` - saturation and risk filter controls.
* `src/extensions/trend-finder/components/signal-workbench-table.tsx` - compact derived signal columns.
* `src/extensions/trend-finder/views/hidden-gems-view.tsx` - continuous hidden-gem ordering copy and inspector metrics.
* `src/extensions/trend-finder/views/signal-workbench-view.tsx` - re-entry filter and sort reset.
* `src/extensions/trend-finder/fixtures.ts` - derived signal fixture coverage.
* `scripts/lib/ai-runtime/__tests__/risk-flags.test.ts` - risk flag tests.
* `scripts/lib/ai-runtime/__tests__/scoring.test.ts` - scoring tests.
* `scripts/lib/ai-runtime/__tests__/source-breakdown.test.ts` - source breakdown tests.
* `src/extensions/trend-finder/__tests__/view-model.test.ts` - view-model tests.
* `src/extensions/trend-finder/__tests__/signal-workbench-model.test.ts` - Workbench model tests.
* `src/lib/__tests__/trend-finder-schema.test.ts` - schema regression tests.
* Additional changed regression tests under `scripts/lib/**/__tests__` and `src/lib/__tests__/trend-finder-dashboard.test.tsx`.

**Review method**: Static analysis of session deliverables, changed-file pattern scan for sensitive operations, review of runtime/UI trust boundaries, and full project validation commands. Dependency audit is not applicable because this session added no dependencies and did not modify `package.json` or `bun.lock`.

***

## Security Assessment

### Overall: PASS

| Category                      | Status | Severity | Details                                                                                                                                                                                                        |
| ----------------------------- | ------ | -------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Injection (SQLi, CMDi, LDAPi) | PASS   | --       | No SQL, shell execution, command construction, LDAP, or new network request paths were added.                                                                                                                  |
| Hardcoded Secrets             | PASS   | --       | Secret-like strings found by scan are existing or new redaction test fixtures only. No real credentials or source secrets were introduced.                                                                     |
| Sensitive Data Exposure       | PASS   | --       | New derived fields are bounded numeric/enum display fields. Collector trace output adds only aggregate derived values and bounded risk flags, not raw payloads, prompts, private paths, or provider responses. |
| Insecure Dependencies         | PASS   | --       | No dependency or lockfile changes in this session.                                                                                                                                                             |
| Security Misconfiguration     | PASS   | --       | No CORS, auth, debug mode, security header, or deployment configuration changes.                                                                                                                               |

### Findings

No security findings.

***

## GDPR Compliance Assessment

### Overall: N/A

*N/A because this session introduced no new personal data collection, storage, logging, consent flow, or third-party transfer.*

| Category                   | Status | Details                                                                              |
| -------------------------- | ------ | ------------------------------------------------------------------------------------ |
| Data Collection & Purpose  | N/A    | No new personal data collection.                                                     |
| Consent Mechanism          | N/A    | No new personal data storage requiring consent.                                      |
| Data Minimization          | PASS   | New topic fields are bounded derived signals from existing evidence/source metadata. |
| Right to Erasure           | N/A    | No new persisted personal data store or record type.                                 |
| PII in Logs                | PASS   | New trace fields are aggregate derived values and enum arrays only.                  |
| Third-Party Data Transfers | N/A    | No new source calls, AI calls, or external transfers.                                |

### Personal Data Inventory

No personal data collected or processed in this session.

### Findings

No GDPR findings.

***

## Recommendations

None - session is compliant.

***

## Sign-Off

* **Result**: PASS
* **Reviewed by**: AI validation (validate)
* **Date**: 2026-06-12


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