> 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/phase29-session07-per-stage-validation-narration/security-compliance.md).

# Security & Compliance Report

**Session ID**: `phase29-session07-per-stage-validation-narration` **Reviewed**: 2026-06-20 **Result**: PASS

***

## Scope

**Files reviewed**:

* `scripts/extensions/trend-finder/stage-validation.ts` - Stage validation helper and retry/degrade contract.
* `scripts/extensions/trend-finder/__tests__/stage-validation.test.ts` - Helper coverage with fake private sentinels.
* `scripts/extensions/trend-finder/collector.ts` - Collector stage narration wiring.
* `scripts/extensions/trend-finder/engine-trace.ts` - Script-side trace mapping and unsafe payload rejection.
* `src/extensions/trend-finder/engine-trace.ts` - Browser trace schema and legacy defaults.
* `src/extensions/trend-finder/engine-replay-model.ts` - Browser-safe Engine Replay projection.
* `src/extensions/trend-finder/views/engine-replay-view.tsx` - Stage validation notice rendering.
* `src/extensions/trend-finder/fixtures.ts` - Fixture stage narration rows.
* `scripts/extensions/trend-finder/__tests__/collector.test.ts` - Collector forced-failure coverage.
* `scripts/extensions/trend-finder/__tests__/engine-trace.test.ts` - Trace sanitizer coverage.
* `src/lib/__tests__/trend-finder-engine-replay.test.tsx` - Engine Replay rendering and leak tests.
* `scripts/extensions/trend-finder/measure-payload-size.ts` - Payload budget reporting branch.
* `docs/extensions/trend-finder-pipeline.md` - Shipped behavior and privacy boundary docs.
* `scripts/lib/ai-runtime/evidence-rationale.ts` - Validation-applied lint fix for control-character sanitization.

**Review method**: Static analysis of session diff, focused unsafe-key/value searches, full lint, full tests, private runtime scan, payload budget check, and dependency manifest review. Dependency audit was not applicable because `package.json` and `bun.lock` were unchanged.

***

## Security Assessment

### Overall: PASS

| Category                      | Status | Severity | Details                                                                                                                            |
| ----------------------------- | ------ | -------- | ---------------------------------------------------------------------------------------------------------------------------------- |
| Injection (SQLi, CMDi, LDAPi) | PASS   | --       | No SQL, shell execution, LDAP, or command construction added.                                                                      |
| Hardcoded Secrets             | PASS   | --       | No credentials or real secrets added. Test sentinels are fake and assert browser exclusion.                                        |
| Sensitive Data Exposure       | PASS   | --       | Stage messages are sanitized, retry details are enum/count based, and unsafe narration payloads are dropped before browser output. |
| Insecure Dependencies         | PASS   | --       | No dependency or lockfile changes.                                                                                                 |
| Security Misconfiguration     | PASS   | --       | No CORS, debug mode, header, auth, or infrastructure configuration changes.                                                        |

### Findings

No security findings.

***

## GDPR Compliance Assessment

### Overall: N/A

N/A because this session introduced no personal data collection, storage, logging, export, database state, hosted storage, or third-party transfer.

| Category                   | Status | Details                                                                                                                                                |
| -------------------------- | ------ | ------------------------------------------------------------------------------------------------------------------------------------------------------ |
| Data Collection & Purpose  | N/A    | No new personal data collection.                                                                                                                       |
| Consent Mechanism          | N/A    | No new consent-requiring flow.                                                                                                                         |
| Data Minimization          | PASS   | Browser-visible stage narration is limited to safe IDs, enum status, enum issue code, retry count, degradation path, and sanitized short message text. |
| Right to Erasure           | N/A    | No new persisted personal data.                                                                                                                        |
| PII in Logs                | PASS   | No PII logging added; private sentinel tests verify unsafe text is excluded from trace/UI output.                                                      |
| Third-Party Data Transfers | N/A    | No new external service, source, media, hosted storage, or transfer path.                                                                              |

### 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**: 2026-06-20


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