Wireless Raw Packet Injection for Targeted Client Communications
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Solution Overview
Problem
Current wireless communication standards, such as IEEE 802.11, do not allow for out-of-band communication with client devices, limiting the ability to send targeted messages or advertisements outside of traditional network infrastructure pathways, and existing tools for packet injection are not practical for proximity-based advertising or mesh communication.
Innovation Solution
A monitoring and injection system that senses traffic on wireless networks, analyzes client activity, and injects targeted communications as raw packets, using protocols like HTTP, TCP, and JavaScript, to deliver messages directly to client devices without requiring prior connections or encryption keys, enabling proximity-based advertising.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional wireless communication standards (IEEE 802.11) are used, then network infrastructure pathways are maintained, but out-of-band communication with client devices is not allowed
Solution Approach 1:
The system segments the communication process into two independent parts: standard-compliant traffic flow (client to access point) and independent raw packet injection (monitoring device to client). This allows out-of-band communication without disrupting the standard network infrastructure, enabling targeted advertisements while maintaining protocol compliance for actual data transmission.
Solution Approach 2:
A monitoring device acts as an intermediary between the network infrastructure and client devices. It captures standard traffic to identify clients and their activity patterns, then independently injects raw packets containing targeted communications directly to clients. This intermediary enables versatile communication channels while keeping the core network infrastructure simple and standards-compliant.
2Adaptability or versatility
If packet injection tools are used, then proximity-based advertising is enabled, but the tools are not practical for real-world deployment
Solution Approach 1:
The monitoring device performs multiple functions: it captures standard wireless traffic for client identification, analyzes traffic patterns to determine injection timing, and injects raw packets for targeted communications. This multi-functional approach consolidates complex packet injection capabilities into a practical, deployable system that handles the entire workflow from traffic monitoring to targeted message delivery.
Solution Approach 2:
The system performs preliminary traffic sensing and client identification before packet injection. By monitoring and analyzing traffic in advance, the system determines optimal injection timing and targets, making the actual injection process more reliable and easier to deploy in real-world scenarios rather than attempting direct injection without prior preparation.
3Adaptability or versatility
If raw packets are injected without encryption keys, then out-of-band communication is achieved, but network security protocols are bypassed
Solution Approach 1:
The system segments communication into encrypted standard traffic (maintaining protocol compliance and security) and unencrypted raw packet injections (enabling out-of-band communication). The raw packets are injected at the data link layer and appear as legitimate network traffic, allowing versatile communication without compromising the security and reliability of the encrypted application-layer communication.
Solution Approach 2:
The monitoring device serves as an intermediary that operates outside the standard encrypted communication channel. It captures encrypted traffic for analysis, then injects separate raw packets that are processed by clients without requiring decryption keys. This intermediary approach enables unencrypted out-of-band communication while the main network infrastructure maintains its security protocols.
Data Source
AI summary
Monitoring and injection systems and methods for targeted communications over a wireless network include sensing traffic over the wireless network to identify clients thereon and observe activity on the wireless network; analyzing the traffic based on the sensing and an analysis engine to determine an injection of a targeted communication for a client; and injecting the targeted communication as a raw packet over the wireless network to the client. The method can also include sensing a request from the client; determining the injection responsive to the request; and constructing the raw packet in response to the request such that the raw packet is received prior to a response to the request.