Authentication-Enabled Port Security Housing with Linear Actuator
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Solution Overview
Problem
Unused and unmonitored computer ports on electronic devices are susceptible to unauthorized access, posing security risks for network information and potential virus/malware insertion.
Innovation Solution
A security device with a housing that mechanically blocks computer ports, featuring a securing mechanism with locking arms actuated by a linear actuator, controlled by a controller mechanism that requires authentication credentials for unlocking, using components like piezoelectric stators or micro-stepper motors to ensure secure access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple I/O ports are provided on electronic devices for connectivity purposes, then adaptability and versatility are improved, but security risks increase due to potential unauthorized access through unused or unmonitored ports
Solution Approach 1:
The invention divides the port protection function into separate modular components: a port cover assembly that can be independently attached to each I/O port, allowing selective protection of individual ports while maintaining overall device connectivity. Each cover acts as an independent security unit that can be installed or removed without affecting other ports.
Solution Approach 2:
The port cover assembly serves as an intermediary physical barrier between the external environment and the I/O port. This intermediate component blocks unauthorized direct access to the port while still allowing the port to function when properly connected, thus mediating between security requirements and connectivity needs.
2Object-affected harmful factors
If physical blocking devices are installed in computer ports to prevent unauthorized access, then security is improved, but device complexity increases due to additional components and installation requirements
Solution Approach 1:
The security function is extracted from the main device body and implemented as a separate, removable port cover assembly. This extracted component can be independently manufactured, installed, and removed without modifying the core device structure, thereby simplifying the overall system while maintaining security functionality.
Solution Approach 2:
The port cover assembly is designed as a simple, inexpensive protective component that can be easily manufactured and replaced if needed. The cover uses basic mechanical elements (latching mechanism, blocking wall) rather than complex electronic systems, making it a cost-effective security solution that prioritizes functionality over sophistication.
3Object-affected harmful factors
If authentication mechanisms are implemented for port access control, then security is improved, but ease of operation deteriorates due to additional authentication steps required for legitimate users
Solution Approach 1:
Authentication or authorization decisions are made in advance before the port cover is installed or removed. The user or system determines which ports require protection and configures the appropriate covers beforehand. This preliminary action eliminates the need for complex real-time authentication during port access, maintaining convenience while ensuring security.
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
Effectively prevents unauthorized access to computer ports by physically blocking them until valid authentication credentials are provided, enhancing the physical security of electronic devices.
Implementation Method 1
the linear actuator comprises a piezoelectric stator, wherein vibrations of the piezoelectric stator are configured to cause rotation of a shaft positioned inside the piezoelectric stator
Implementation Method 2
the linear actuator comprises a micro-stepper motor, wherein the controller mechanism is configured to transmit control signals that cause the micro-stepper motor to rotate a shaft of the linear actuator
Implementation Method 3
the linear actuator comprises a micro-solenoid, wherein the controller mechanism is configured to transmit electric current to the micro-solenoid to cause linear displacement of a shaft of the linear actuator
Data Source
AI summary
The present invention is directed to a security device for securing computer ports that are in use and also for securing unused computer ports of an electronic device. The invention is also directed to physically blocking access to the computer port. The security device typically comprises a securing mechanism configured for releasably locking the security device within the computer port. The security device further comprises a controlling mechanism that is configured to cause the securing mechanism to move between a locked state and an unlocked state. The security device is further configured to establish an operative connection with an external computing device and authenticate the device via a communication port of the security device.