Tab-Lock System for Selective Interface Security
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Solution Overview
Problem
Electronic devices in non-controlled environments with multiple users face security challenges due to varying levels of physical access, as they often have multiple interface openings that need different levels of protection.
Innovation Solution
A hardware-based tab-lock system that allows granular control over access to device interfaces through moveable covers, which can be selectively locked using a Kensington lock, blocking or allowing access to specific ports and buttons, ensuring secure access configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple interface openings are provided for device functionality, then device versatility and ease of operation are improved, but security against unauthorized access deteriorates
Solution Approach 1:
The device enclosure is segmented into multiple zones, each with its own access cover protecting specific interface openings. Each cover can be independently secured with a lock, allowing selective protection of different interfaces (USB ports, serial ports, console ports, etc.) while maintaining overall device functionality.
Solution Approach 2:
Different security levels are applied to different interface openings based on their specific security requirements. Critical interfaces can be secured with locks and covers, while less sensitive interfaces remain accessible. The system allows localized security control rather than uniform protection across all interfaces.
2Ease of operation
If access covers are made movable for flexibility, then ease of operation is improved, but security reliability deteriorates
Solution Approach 1:
The access covers are designed to be movable and reconfigurable, allowing users to dynamically adjust which interfaces are protected and which are accessible. The covers can be positioned in different locations and secured with locks when needed, providing flexible security control that adapts to changing operational requirements.
Solution Approach 2:
A locking mechanism serves as an intermediary between the movable cover and the interface opening. The lock provides the security reliability that the movable cover alone cannot ensure, while still allowing the cover to remain repositionable and reconfigurable when the lock is not engaged.
3Object-affected harmful factors
If granular access control is implemented, then security against harmful factors is improved, but device complexity increases
Solution Approach 1:
The access cover system uses universal components that can protect multiple different interface types. The same cover design and locking mechanism can be applied to USB ports, serial ports, console ports, and other interfaces, simplifying the overall system despite the granular control capability.
Solution Approach 2:
Multiple interface openings are protected by a single integrated access cover assembly that can be secured with one lock. This combines the protection of multiple interfaces into a unified security mechanism, reducing the complexity that would result from individual protection mechanisms for each interface.
Data Source
AI summary
Aspects of the present invention include systems and methods include unique solutions for providing secure, selectable access to one or more functional elements of a device. In embodiments, a tab-lock system with moveable tab-locks can be positioned to block or allow access to functional elements of a device. In embodiments, the tab-lock system is configured so that when a locking device, such as a common Kensington lock, is locked to the device, the tab-locks settings cannot be changed. Such systems may be used to control the ability of individuals to physically access the interfaces of the device. Thus, such systems help secure an electronic device against inadvertent or malicious actions.