91st Cyber Brigade Headquarters

CLASSIFICATION: SECRET//NOFORN
FACILITY CODE: PNT-SL3-91CB
LAST UPDATED: June 18, 2025
AUTHORIZED PERSONNEL: Ultraviolet Clearance and Above

FACILITY OVERVIEW

Pentagon Sub-Level 3 houses the primary operational headquarters of the 91st Cyber Brigade, United States Cyber Command’s premier defensive and offensive cyber warfare unit. Located 45 feet below ground level, the facility provides secure, hardened environment for classified cyber operations with complete electromagnetic isolation and advanced physical security measures.

Facility Specifications:

• Total Floor Area: 47,000 square feet
• Security Classification: Compartmented/Special Access Required
• Operational Capacity: 200+ personnel (24/7 operations)
• Power Supply: Redundant systems with 72-hour backup capability
• Environmental Controls: Military-grade HVAC with NBC filtration

SECURITY CLEARANCE REQUIREMENTS

ACCESS LEVELS

ULTRAVIOLET-ALPHA (UV-A)

• G.H.O.S.T. program personnel
• Neural warfare specialists
• Compartmented operations access
• Personnel: <15 individuals

ULTRAVIOLET (UV)

• Senior cyber warfare specialists
• Brigade command staff
• Advanced technical analysts
• Personnel: ~45 individuals

TOP SECRET/SCI (TS/SCI)

• Standard cyber brigade operations
• Technical support personnel
• Administrative staff
• Personnel: ~140 individuals

BIOMETRIC AUTHENTICATION

• Primary: Retinal scan + palm print verification
• Secondary: Facial recognition + voice pattern analysis
• Emergency: DNA verification for highest clearance areas
• Continuous: Behavioral monitoring throughout facility

FACILITY LAYOUT

MAIN OPERATIONAL AREAS

SECTOR A: COMMAND & CONTROL

[COMMAND CENTER]
     │
     ├── General Hayes' Office (Room A-001)
     ├── Deputy Commander Suite (Room A-002)
     ├── Situation Room Alpha (Room A-010)
     ├── Secure Communications Hub (Room A-015)
     └── Joint Chiefs Liaison Office (Room A-020)

Key Features:

• 360-degree situational awareness displays
• Quantum-encrypted communication arrays
• Direct hotline to Joint Chiefs/NSC
• Holographic briefing systems
• Emergency command bunker protocols

SECTOR B: CYBER OPERATIONS

[OPERATIONS FLOOR]
     │
     ├── Offensive Cyber Division (Rooms B-100 to B-125)
     ├── Defensive Monitoring Center (Rooms B-200 to B-215)
     ├── G.H.O.S.T. Operations Suite (Room B-300) [UV-A ACCESS]
     ├── Neural Warfare Lab (Room B-350) [UV-A ACCESS]
     └── Advanced Threat Analysis (Rooms B-400 to B-410)

Technical Specifications:

• 500+ workstations with military-grade systems
• Air-gapped networks for maximum security
• Advanced cooling systems for high-performance computing
• Electromagnetic shielding (Faraday cage construction)
• Quantum computing cluster access

SECTOR C: INTELLIGENCE & ANALYSIS

[ANALYSIS CENTER]
     │
     ├── Signals Intelligence (SIGINT) Division (Rooms C-100 to C-120)
     ├── Human Intelligence (HUMINT) Analysis (Rooms C-200 to C-210)
     ├── Technical Intelligence (TECHINT) Lab (Rooms C-300 to C-315)
     ├── Fusion Center (Room C-400)
     └── Classification Review Office (Room C-500)

Capabilities:

• Real-time global communication monitoring
• Advanced pattern recognition systems
• Multi-source intelligence correlation
• Automated threat assessment algorithms
• Secure intelligence sharing networks

SECTOR D: SUPPORT OPERATIONS

[SUPPORT SERVICES]
     │
     ├── Secure Server Farm (Rooms D-100 to D-150)
     ├── Equipment Storage & Armory (Rooms D-200 to D-225)
     ├── Medical Bay (Room D-300)
     ├── Secure Meeting Rooms (Rooms D-400 to D-420)
     └── Personnel Services (Rooms D-500 to D-510)

SPECIALIZED FACILITIES

G.H.O.S.T. OPERATIONS SUITE (Room B-300)

Access Level: ULTRAVIOLET-ALPHA ONLY

Features:

• Neural interface testing chambers
• Advanced cognitive monitoring equipment
• Isolated communication networks
• Specialized briefing rooms for compartmented operations
• Emergency lockdown protocols

Personnel Capacity: 12 operators maximum
Security Measures: Triple authentication, continuous monitoring, automated countermeasures

QUANTUM COMPUTING CENTER (Sub-Level 3A)

Access Level: ULTRAVIOLET with escort required

Capabilities:

• Quantum encryption/decryption processing
• Advanced cryptographic analysis
• Artificial intelligence development
• Simulation and modeling systems
• Research and development projects

SECURE COMMUNICATIONS HUB (Room A-015)

Access Level: TOP SECRET/SCI minimum

Systems:

• Direct encrypted lines to White House Situation Room
• Joint Chiefs secure communication network
• Allied intelligence service coordination
• Emergency broadcast capabilities
• Quantum-encrypted satellite uplinks

PHYSICAL SECURITY MEASURES

PERIMETER SECURITY

• Access Points: 3 primary, 2 emergency only
• Checkpoint Stations: Multi-tier authentication required
• Guard Stations: 24/7 armed security presence
• Surveillance: 360-degree coverage with AI monitoring
• Intrusion Detection: Seismic, thermal, and electromagnetic sensors

INTERNAL SECURITY

• Compartmentalization: Each sector independently secured
• Movement Tracking: RFID badges with location monitoring
• Emergency Protocols: Automated lockdown and evacuation systems
• Counterintelligence: Random security sweeps and monitoring
• Communication Security: All internal communications encrypted

ENVIRONMENTAL PROTECTION

• Electromagnetic Shielding: Complete Faraday cage construction
• Air Filtration: NBC-rated systems with positive pressure
• Power Security: Multiple redundant systems with UPS backup
• Fire Suppression: Advanced gas systems safe for electronics
• Structural Hardening: Blast-resistant construction throughout

OPERATIONAL PROTOCOLS

DAILY OPERATIONS

• Shift Schedule: Three 8-hour shifts with overlap periods
• Briefing Schedule: 0600, 1400, 2200 hours daily
• Security Checks: Random throughout facility, scheduled weekly sweeps
• Equipment Maintenance: Continuous monitoring with preventive schedules
• Personnel Accountability: Mandatory check-in/check-out procedures

EMERGENCY PROCEDURES

• Code Red: Full facility lockdown, external communication suspended
• Code Blue: Medical emergency, automated response systems activated
• Code Yellow: Security breach, compartment isolation procedures
• Code Black: Facility evacuation, emergency protocols initiated
• Code White: All-clear, normal operations resumed

INFORMATION HANDLING

• Classification Review: All information processed through security filters
• Document Control: Automated tracking and accountability systems
• Digital Security: All data encrypted at rest and in transit
• Physical Documents: Secure storage with access logging
• Disposal Procedures: Complete destruction verification required

SUPPORT SERVICES

PERSONNEL AMENITIES

• Cafeteria: 24/7 service with security-cleared staff
• Fitness Center: Limited facilities for extended duty periods
• Medical Bay: Basic medical care and psychological support
• Rest Areas: Secure sleeping quarters for extended operations
• Recreation Room: Stress relief facilities with security monitoring

TECHNICAL SUPPORT

• IT Help Desk: 24/7 technical support for all systems
• Equipment Maintenance: On-site repair and replacement capability
• Communications Support: Network and system administration
• Security Engineering: Continuous security system improvement
• Research & Development: Advanced technology integration

CONTACT INFORMATION

Facility Security Officer: Colonel Sarah Mitchell, ext. 3-7500
Operations Duty Officer: Available 24/7, ext. 3-7000
Emergency Services: Internal emergency response, ext. 911
IT Support: Technical assistance, ext. 3-7200
Medical Services: Facility medical officer, ext. 3-7300

FACILITY COMMANDER: Brigadier General Victoria Hayes
DEPUTY COMMANDER: Colonel Michael Banks
SECURITY CLASSIFICATION: This document contains information affecting national security

DOCUMENT CONTROL: PNT-SL3-GUIDE-Rev-C
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