Lock-Screen Wireless Pairing Interface for Secure Device Authentication
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Solution Overview
Problem
Most personal computers do not provide a mechanism to form a wireless connection with peripheral devices while locked, creating a 'Catch-22' situation where the computer must be unlocked to pair with a wireless authentication device, but cannot be unlocked without pairing, which is also a security risk.
Innovation Solution
A method allowing users to establish a wireless pairing from the lock-screen using a pairing interface, such as dialog boxes or a barcode reader, to input necessary pairing information without unlocking the device, and applying security rules to prevent unauthorized device profile creation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the computer requires unlocking before pairing with wireless devices, then security is maintained, but the ability to pair authentication devices is blocked
Solution Approach 1:
The system performs preliminary authentication actions on the lock screen itself, allowing users to authenticate and pair devices before full system unlock. The lock screen is enhanced with authentication capabilities that enable device pairing as a preliminary step, resolving the contradiction by allowing pairing action before the usual unlock sequence would permit it.
Solution Approach 2:
The lock screen acts as an intermediary interface that mediates between the locked state and full system access. It provides a intermediate state where limited authentication and pairing operations can occur without granting full system access, thus maintaining security while enabling necessary pairing functionality.
2Ease of operation
If the computer allows pairing while locked, then device pairing is enabled, but security risk increases
Solution Approach 1:
The lock screen is transformed into a specialized interface with local quality differences - it has certain capabilities (authentication, pairing) while deliberately lacking others (full system access, file access). This localized functionality allows safe pairing operations in a restricted environment that doesn't expose the full system to security risks.
Solution Approach 2:
The system applies preliminary security measures by requiring authentication before allowing any pairing operations on the lock screen. This preliminary anti-action (authentication requirement) prevents unauthorized pairing while still allowing legitimate users to pair devices, thus enabling pairing capability while maintaining security.
3Ease of operation
If device profiles are stored without verification, then pairing is simplified, but unauthorized access is enabled
Solution Approach 1:
The system implements feedback mechanisms where device profiles are verified against authentication credentials before being stored or activated. The lock screen authentication process provides feedback verification that ensures only authorized users can create or activate device profiles, maintaining access control while allowing simplified pairing through pre-verified profiles.
Solution Approach 2:
Authentication verification is performed as a preliminary action before device profiles are stored or activated. This preliminary check ensures that only authorized users can create device profiles, preventing unauthorized access while still allowing the simplified experience of profile-based pairing for legitimate users.
Data Source
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AI summary
A method is presented to allow pairing of a first wireless-enabled device (404) to a second wireless-enabled device (401) while the first device (404) is locked. A pairing interface is provided on the locked first device (404) to obtain pairing information about the second device (401). The pairing information is used to pair the first device (404) to the second device (401) and to establish wireless communications therebetween without first requiring that the first device (404) be unlocked.