# Standards & References - Ransomware Tabletop Exercise

## Exercise Standards

### FEMA HSEEP (Homeland Security Exercise and Evaluation Program)
- Standardized methodology for exercise design, conduct, and evaluation
- Defines exercise types: seminars, workshops, tabletops, drills, functional, full-scale
- Provides templates for exercise plans, evaluation guides, and AARs
- https://www.fema.gov/emergency-managers/national-preparedness/exercises/hseep

### NIST SP 800-84: Guide to Test, Training, and Exercise Programs
- Framework for developing IT plan test and exercise programs
- Section 4.3: Tabletop exercises for incident response testing
- Covers exercise scoping, objectives, scenario development, and evaluation

### CISA Tabletop Exercise Packages (CTEPs)
- Free downloadable exercise scenarios for critical infrastructure sectors
- Ransomware-specific scenarios updated to reflect current threat landscape
- https://www.cisa.gov/resources-tools/services/cisa-tabletop-exercise-packages

## Ransomware-Specific Guidance

### CISA #StopRansomware Guide
- Ransomware response checklist that exercises should validate
- Decision tree for ransom payment considerations
- Recovery priority guidance

### NIST IR 8374: Ransomware Risk Management
- Identifies exercise testing as a key control in the Recover function
- Recommends annual tabletop exercises with escalating complexity

### FBI/CISA Joint Advisories
- AA24-131A: Black Basta Ransomware
- AA23-136A: BianLian Ransomware Group
- AA23-158A: CL0P Ransomware Gang Exploiting MOVEit
- Use these as source material for realistic exercise scenarios

## Regulatory Notification Requirements (for Scenario Design)

| Regulation | Notification Timeline | Authority |
|-----------|----------------------|-----------|
| GDPR (EU) | 72 hours | Supervisory Authority |
| HIPAA (US Healthcare) | 60 days (individuals), ASAP (HHS if >500) | HHS OCR |
| SEC (US Public Companies) | 4 business days (Form 8-K) | SEC |
| PCI DSS | 72 hours | Card brands/acquiring bank |
| NY DFS (23 NYCRR 500) | 72 hours | NY DFS |
| CCPA (California) | "Expedient time" | California AG |
| NIS2 (EU) | 24 hours (early warning), 72 hours (full) | National CSIRT |
