dbis_docs/00_document_control/Security_Classification_Guide.md

# DBIS SECURITY CLASSIFICATION GUIDE
## Comprehensive Security Classification Framework

**Document Number:** DBIS-DOC-SEC-001  
**Version:** 1.0  
**Date:** [Enter date in ISO 8601 format: YYYY-MM-DD, e.g., 2024-01-15]  
**Classification:** CONFIDENTIAL  
**Authority:** DBIS Security Department  
**Approved By:** [Signature Block]

---

## PREAMBLE

This guide establishes the security classification system for all DBIS documents, aligned with DoD 5220.22-M (National Industrial Security Program) and NIST standards.

---

## PART I: CLASSIFICATION LEVELS

### Section 1.1: UNCLASSIFIED

**Definition:**
Information that may be released to the public without damage to national security or DBIS operations.

**Marking:**
```
UNCLASSIFIED
```

**Examples:**
- Public constitutional documents
- General operational procedures
- Public-facing documentation

---

### Section 1.2: CONFIDENTIAL

**Definition:**
Information that, if disclosed, could cause damage to DBIS operations or member state interests.

**Marking:**
```
CONFIDENTIAL
```

**Examples:**
- Technical specifications
- Operational procedures
- Member information
- Financial details

**Declassification:**
- Automatic declassification after 10 years
- Or upon specific declassification event

---

### Section 1.3: SECRET

**Definition:**
Information that, if disclosed, could cause serious damage to DBIS operations or national security.

**Marking:**
```
SECRET
```

**Examples:**
- Security protocols
- Intelligence information
- Critical infrastructure details
- Cryptographic keys

**Declassification:**
- Automatic declassification after 25 years
- Or upon specific declassification event

---

### Section 1.4: TOP SECRET

**Definition:**
Information that, if disclosed, could cause exceptionally grave damage to DBIS operations or national security.

**Marking:**
```
TOP SECRET
```

**Examples:**
- Highly sensitive security information
- Critical intelligence
- Emergency response procedures
- Zero-day vulnerabilities

**Declassification:**
- Automatic declassification after 50 years
- Or upon specific declassification event

---

## PART II: CLASSIFICATION MARKINGS

### Section 2.1: Document Markings

**Required Markings:**
- Overall classification (top and bottom of each page)
- Classification authority
- Declassification date/event
- Distribution statement

**Format:**
```
[CLASSIFICATION]
Classification Authority: [Authority]
Declassify On: [Date/Event]
Distribution: [Distribution Statement]
```

---

### Section 2.2: Paragraph Markings

**Paragraph-Level Classification:**
- Mark paragraphs with higher classification than document
- Use (C), (S), (TS) for paragraph-level markings
- Unmarked paragraphs inherit document classification

---

## PART III: DISTRIBUTION STATEMENTS

### Section 3.1: Distribution Categories

**Distribution Statement A:**
"Distribution authorized to the public; release unlimited."

**Distribution Statement B:**
"Distribution authorized to DBIS members and authorized personnel only."

**Distribution Statement C:**
"Distribution authorized to security-cleared personnel only."

**Distribution Statement D:**
"Distribution authorized to Executive Directorate only."

---

## PART IV: CLASSIFICATION GUIDANCE

### Section 4.1: Classification Criteria

**Factors for Classification:**
- Sensitivity of information
- Potential damage if disclosed
- Source of information
- Age of information
- Public availability

---

### Section 4.2: Declassification Procedures

**Automatic Declassification:**
- Based on date or event
- Automatic review process
- Public release procedures

**Manual Declassification:**
- Review request process
- Authority for declassification
- Public release procedures

---

## APPENDICES

### Appendix A: Classification Examples
- Examples of classified information
- Examples of unclassified information

### Appendix B: Declassification Schedule
- Automatic declassification schedule

---

**END OF SECURITY CLASSIFICATION GUIDE**