Hybrid Peer-to-Peer Messaging System with Centralized Routing
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Solution Overview
Problem
Current peer-to-peer networks face security risks due to the distribution of endpoint information across insecure endpoints, while client/server models can become bottlenecks under high client traffic.
Innovation Solution
A hybrid peer-to-peer system with an access server that stores profile information and routing tables, allowing endpoints to communicate directly while using standardized protocols like SIP and RTP, and employing encryption and NAT traversal techniques to ensure secure messaging.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional peer-to-peer networks distribute endpoint information across multiple endpoints, then direct communication between endpoints is enabled, but security risk increases due to storage on insecure endpoints
Solution Approach 1:
The patent introduces a server as an intermediary that centralizes the storage of endpoint credentials and address information. This server acts as a trusted mediator that endpoints can query to obtain routing information, eliminating the need for each endpoint to store and manage other endpoints' sensitive information locally. The server thus mediates between the need for direct peer-to-peer communication and the requirement for secure credential management.
2Reliability
If client/server networks localize credential storage on a server, then security risk is reduced, but the server becomes a bottleneck under high client traffic
Solution Approach 1:
The patent segments the server's functions into two distinct parts: (1) credential storage and authentication, and (2) routing information provision. The server only performs authentication and provides routing guidance, while actual message transmission occurs directly between endpoints through peer-to-peer connections. This segmentation allows the server to remain lightweight and scalable, avoiding the bottleneck problem of traditional client/server architectures where all traffic must pass through the server.
Solution Approach 2:
The server performs preliminary authentication and routing determination before actual message transmission. Endpoints establish direct communication channels with the server's assistance, and once connected, can communicate directly without further server involvement in the data path. This preliminary action separates the security-critical server functions from the high-volume data transmission, improving overall system throughput.
Data Source
AI summary
An improved system and method are disclosed for peer-to-peer communications. In one example, the method enables endpoints to securely send and receive messages to one another within a hybrid peer-to-peer environment.