Private Authentication Element for Half-Duplex Network Security
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Solution Overview
Problem
Current half-duplex communication systems, such as Push-to-Talk over Cellular (PoC), lack effective user authentication, making it difficult to ensure privacy and security, especially in corporate settings where only authorized employees should participate in conversations.
Innovation Solution
Implementing a private authentication element within a corporate network that interacts with wireless user devices to authenticate participants before allowing them to join half-duplex communication sessions, using a carrier half-duplex processing element to manage invitations and session setup, ensuring only authenticated users can participate.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional PoC architecture is used with public identities and carrier-based authentication, then network coverage and basic communication functionality are provided, but user privacy is compromised and eavesdropping becomes possible
Solution Approach 1:
The patent segments the authentication system into two distinct layers: carrier network authentication (for basic access) and corporate private authentication (for secure communication). This segmentation allows each layer to handle specific authentication needs, with the corporate authentication element maintaining private user identities separate from public carrier identities, thereby protecting user privacy while ensuring communication security.
Solution Approach 2:
The patent introduces a private authentication element as an intermediary between the carrier network and corporate users. This intermediary maintains a private database of authenticated user identities and mediates authentication requests, preventing direct exposure of private identities to the carrier network and other users, thus protecting privacy while enabling secure communication verification.
2Reliability
If private authentication is implemented to ensure corporate security, then user authentication and privacy are improved, but system complexity increases
Solution Approach 1:
The patent implements preliminary authentication actions by pre-registering corporate user identities with the private authentication element before communication occurs. This preliminary action establishes trusted relationships in advance, allowing the system to verify identities quickly during communication setup without adding complex real-time authentication procedures, thus maintaining security while managing complexity.
3Adaptability or versatility
If all users are publicly visible through carrier GLMS, then network integration and basic functionality are achieved, but unauthorized access and eavesdropping risks increase
Solution Approach 1:
The patent applies local quality by creating different identity visibility zones: public carrier network identities for basic network integration and communication functionality, and private corporate identities for secure communication contexts. The system selectively applies different quality levels (public vs. private) to different authentication contexts, enabling network integration while protecting against eavesdropping in sensitive communications.
Data Source
AI summary
In half-duplex communications over a wireless network, a user from a private organization sends the request for half-duplex communication through a private server controlled by the private organization. The private server sets up a private account with the wireless carrier and the user communicates via the private account.