Authenticated Locking Fastener Assembly for Secure Equipment Removal
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Solution Overview
Problem
Network equipment in data centers and other environments is vulnerable to unauthorized removal due to lack of secure locking mechanisms, as existing mechanical fasteners can be easily removed by anyone with access.
Innovation Solution
Integration of an authentication module, such as a Trust Anchor (TAM) device, into mechanical fasteners, which locks the equipment in place and requires authorization through power and authentication to unlock, using mechanisms like Nitinol blades and electrical circuits to disengage the locking device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional mechanical fasteners are used to connect network equipment, then the equipment can be easily installed and removed, but the equipment is vulnerable to unauthorized removal
Solution Approach 1:
The patent replaces traditional purely mechanical fastening systems with an integrated electromechanical system that includes an authentication module, controller, and locking device. The locking device remains mechanically connected to the fastener but is controlled electronically through a thread sensor that detects rotational direction, enabling automated locking upon installation and requiring authentication for removal, thus enhancing security while maintaining ease of operation through automated control
Solution Approach 2:
The fastener assembly performs self-authentication and self-locking functions through the integrated controller that automatically detects installation via the thread sensor and activates the locking device without requiring external intervention. The system serves itself by autonomously determining when to lock and when to require authentication, eliminating the need for manual security configuration
2Reliability
If authentication modules are integrated into fasteners, then security is enhanced, but device complexity increases
Solution Approach 1:
The patent merges the authentication module, controller, and locking device into a single integrated assembly that attaches to the fastener. This consolidation reduces the number of separate components and simplifies the overall system architecture while maintaining enhanced security functionality, as the authentication and locking mechanisms work together as a unified system rather than separate add-on components
Solution Approach 2:
The locking device serves multiple functions: it provides mechanical locking, responds to authentication signals, and can be controlled through the thread sensor detection system. This multi-functionality reduces the need for separate dedicated components for each function, thereby managing complexity while achieving comprehensive security and operational control
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Provides enhanced security by ensuring that network equipment can only be removed with proper authorization, eliminating the need for tamper tabs or tape and alerting systems in case of unauthorized attempts, thus preventing unauthorized access or removal.
Implementation Method 1
using mechanisms like Nitinol blades and electrical circuits to disengage the locking device
Data Source
AI summary
In one embodiment, an apparatus includes a first member, a second member configured for coupling with the first member, an authentication module integrated into one of the first or second member, and a locking device operable to lock the second member to the first member, and unlock the second member from the first member upon receiving input from the authentication module. The authentication module is operable to authenticate an unlock request received from an external source.