Physical and Environmental Protection

Only personnel with SenL-5 (Custodial) clearance may enter Red Zones unescorted, and two authorized individuals must be present at all times (two-person integrity). Anyone without SenL-5—including Sen...

All Red Zone entry points use access control vestibules (mantraps) with interlocking doors, multi-factor authentication, and anti-tailgating sensors. Mantraps prevent tailgating—following an authorize...

Red Zones implement TEMPEST countermeasures per TEMPEST/1-92—RF shielding to prevent electromagnetic signal egress and dedicated power conditioning to prevent power-line analysis [9], [21]. See Sectio...