Complete folder anatomy for all 649 cybersecurity skills + update LICENSE to Mahipal

- Add scripts/agent.py and references/api-reference.md to all remaining skills
- Update all 648 LICENSE files: copyright now reads 'Mahipal'
- Add implementing-security-monitoring-with-datadog (new skill with full anatomy)
- All 649 skills now have: SKILL.md, LICENSE, scripts/agent.py, references/api-reference.md

skills/securing-remote-access-to-ot-environment/references/api-reference.md

@@ -0,0 +1,54 @@
+# API Reference: Securing Remote Access to OT Environment
+
+## Session States
+
+| State | Description |
+|-------|-------------|
+| pending_approval | Awaiting manager approval (vendor sessions) |
+| approved | Approved, awaiting MFA |
+| active | MFA verified, session in progress |
+| terminated | Ended by user, admin, or policy |
+| expired | Max duration exceeded |
+| denied | Access denied by policy |
+
+## User Roles and Policies
+
+| Role | Approval | Co-Attendance | MFA | Max Duration |
+|------|----------|--------------|-----|--------------|
+| OT Operator | No | No | Yes | 8 hours |
+| OT Engineer | No | No | Yes | 4 hours |
+| Vendor | Yes | Yes | Yes | 2 hours |
+| Security Analyst | No | No | Yes | 4 hours |
+
+## CIP-005-7 R2 Requirements
+
+| Requirement | Control |
+|-------------|---------|
+| R2.1 | Intermediate system (jump server) in DMZ |
+| R2.2 | Encryption for all remote sessions |
+| R2.3 | Multi-factor authentication |
+| R2.4 | Session recording and logging |
+| R2.5 | Disable remote access when not needed |
+
+## PAM Solutions
+
+| Tool | Capability |
+|------|-----------|
+| CyberArk PAS | Credential vaulting, session recording |
+| BeyondTrust PRA | OT remote access, session control |
+| Claroty SRA | OT-specific protocol-aware access |
+| Wallix Bastion | Jump server, session recording |
+
+## Python Libraries
+
+| Library | Version | Purpose |
+|---------|---------|---------|
+| `hashlib` | stdlib | Session ID generation |
+| `json` | stdlib | Report output |
+| `datetime` | stdlib | Session timing/expiration |
+
+## References
+
+- NERC CIP-005-7: https://www.nerc.com/pa/Stand/Reliability%20Standards/CIP-005-7.pdf
+- IEC 62443-3-3: System Security Requirements
+- CISA OT Remote Access: https://www.cisa.gov/news-events/alerts/