Security Bezel and Sled Lockout for Chassis Access Control
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Solution Overview
Problem
The vulnerability of hardware components in computing devices to theft and damage due to access through openings in the chassis, which compromises the functionality of computer-implemented services.
Innovation Solution
A security system comprising a security bezel and a sled that reversibly attach to vertical rails, covering openings in the chassis to prevent unauthorized access and movement, while allowing airflow, thereby protecting the hardware components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If openings are provided in the chassis for access to hardware components, then ease of operation is improved, but security and reliability deteriorate due to vulnerability to theft and damage
Solution Approach 1:
The security bezel is divided into multiple segments corresponding to different openings in the chassis. Each segment can be independently positioned to cover or expose specific openings, allowing selective access control while maintaining overall security. This segmentation enables the system to provide ease of operation for required access while maintaining reliability by securing other openings.
Solution Approach 2:
The security bezel is designed as a movable component that can be dynamically repositioned along the chassis perimeter. The bezel can be shifted to cover different openings based on security requirements, transforming from a static barrier to an adaptive security system. This dynamic capability allows the system to balance ease of operation (by providing access when needed) with reliability (by securing openings when not in use).
2Reliability
If the security bezel is locked to the chassis, then reliability is improved by preventing unauthorized access, but ease of operation deteriorates due to limited access for maintenance
Solution Approach 1:
The system allows preliminary positioning of the security bezel to cover specific openings before locking. Maintenance personnel can anticipate which openings need to remain accessible and configure the bezel accordingly before the locking mechanism is engaged. This preliminary action ensures that reliability is maintained for security-critical openings while ease of operation is preserved for maintenance-access openings.
Solution Approach 2:
Different portions of the chassis perimeter receive different security treatments through the segmented bezel. Some sections are locked to provide reliability against unauthorized access, while other sections are left unlocked or easily accessible to maintain ease of operation for maintenance activities. This local differentiation of security quality allows simultaneous achievement of both reliability and operational ease.
Data Source
AI summary
Methods, systems, and devices for providing computer implemented services are disclosed. To provide the computer implemented services, a data processing system may include various hardware components within an interior of a chassis. To secure the various hardware components, the data processing system may include a security system. The security system may include a security bezel and a sled for limiting movement of the chassis. To do so, the sled may reversibly attach to a rail on which the chassis is positioned and reversibly fixedly attach to the security bezel to a position on the chassis. By doing so, the security bezel may cover an opening through which access to the hardware components is provided. Additionally, by doing so, the security bezel may be positioned with the rail, thereby limiting the movement of the chassis.