Door Security Perfected
Secure the open door. Locks are great, but when an access-controlled door is open, your system is blind to tailgating and direction violations. Door Detective® uses advanced infrared technology to detect and prevent unauthorized entry while maintaining smooth traffic flow—becoming your facility's essential door security firewall.
Close the Security Gap
Door Detective eliminates the blind spot in traditional access control systems by ensuring only one authorized person can pass through an open door per credential, in the approved direction.
Choose a Door Detective that’s Right For You
Four specialized models designed to meet your security requirements and budget. From compact installations to wide openings, each Door Detective offers unique capabilities for different operational needs.
Proven Business Benefits
Door Detective delivers measurable value across cost reduction and performance improvement
Door Security
Your Million-Dollar Security System Has a Fatal Flaw: Open Doors
34% of data breaches happen because someone just walked in. Traditional locks and card readers can’t stop tailgating, piggybacking, or doors propped open—costing companies $15.38 million per incident. Door Detective does. It catches unauthorized entries your expensive system misses, integrates with what you have, and requires zero training. Stop letting open doors be your weakest link.
Door Security Compliance Standards
Door Detective systems help your facility meet various door security compliance requirements, ensuring your access points remain secure while satisfying regulatory demands including:
Building Safety Compliance
Helps facilities meet critical safety and building code requirements:
- NFPA 101 (Life Safety Code)
- IBC (International Building Code)
- OSHA Emergency Exit Requirements
- ADA (Americans with Disabilities Act)
Industry-Specific Security
Enhanced security for regulated industries with sector-specific requirements:
- HIPAA (Healthcare security areas)
- PCI DSS (Payment card information security)
- NERC CIP (Critical infrastructure protection)
- GDPR/CCPA (Data privacy in secured areas)
Technical Standards
Adheres to security industry standards and frameworks:
- UL 294 (Access control system units)
- NIST 800-53 Physical Access Controls
- FIPS 201 (Federal building security standards)
- ISO 27001 (Security management)
Emergency Management
Compliance with emergency safety protocols:
- Emergency egress requirements
- Fire alarm system integration
- Occupancy tracking for evacuation
- Fail-safe operation during emergencies
What to Know
Advanced Door Security Applications
Discover how Door Detective adapts to diverse security challenges and get answers to commonly asked technical and implementation questions.
What types of entry points work with Door Detective?
Door Detective can secure various entry points including single doors, double doors, sliding doors, elevator doors, server aisles, and cages – virtually any access point up to 88.6″ wide.
Sample Applications:
Server Room Entrances
Cleanroom Doors
Emergency Room Restricted Zone
Substation Entrances
SCIF Entrances
Vault Entrances
How does Door Detective enhance door security with anti-tailgate capabilities?
Door Detective strengthens your door security framework with both Hard Anti-Tailgate (denying additional access attempts with violation alerts) and Soft Anti-Tailgate (granting access but generating violation alerts) modes, as well as hybrid Hard/Soft configurations based on entry/exit direction for customized door security enforcement.
What anti-passback configurations are supported?
All Door Detective models enhance anti-passback capabilities including Hard Anti-Passback, Soft Anti-Passback, Timed Anti-Passback (Last Valid User), Timed Anti-Passback (Per User), and Timed Hard/Soft Anti-Passback configurations.
How does Door Detective handle items like carts, suitcases, and backpacks?
Door Detective is designed to handle carts (as long as they’re not completely filled), suitcases (especially carry-on size), and backpacks without triggering false alarms while maintaining tailgate detection capabilities.
Does Door Detective continue counting during emergencies?
During fire emergencies, Door Detective continues counting in Free Egress mode. During network disruptions, it continues functioning and pushes updated information once connectivity is restored. However, during power outages, counting is interrupted.
Contact Our Security Experts
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Entrance Control
Ideal for Class A building lobbies, government buildings, and corporate campuses and university facilities.




