Cellular Network Traffic Simulation for Security Testing
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Solution Overview
Problem
Cellular communication networks are vulnerable to unauthorized use, including IP spoofing, Denial-of-Service (DoS) attacks, illicit data exchanges, and subscriber-to-subscriber traffic bypasses, which threaten network security and billing integrity.
Innovation Solution
A simulation system that generates and transmits traffic from the network side to simulate unauthorized use, allowing operators to assess and improve network security by injecting traffic that appears to originate from multiple cellular terminals or base stations, thereby testing the network's response to potential threats without requiring actual terminals or extensive infrastructure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If actual terminals and extensive infrastructure are used for security testing, then the accuracy of security assessment is improved, but the complexity and cost of the testing system increases
Solution Approach 1:
The patent uses a simulation system that generates synthetic traffic copies resembling unauthorized terminal behavior instead of requiring actual compromised terminals. The simulation module creates traffic patterns that replicate IP spoofing, DoS attacks, and other unauthorized uses, providing accurate security assessment without the complexity of deploying real attack infrastructure
Solution Approach 2:
The simulation system acts as an intermediary between the test operator and the cellular network. It generates and injects simulated unauthorized traffic through the network infrastructure, allowing security testing without direct involvement of actual attack tools or compromised devices, thereby reducing testing complexity while maintaining assessment accuracy
2Reliability
If extensive setup and configuration is performed for simulation tests, then the reliability of security testing is improved, but the time and resources required increase
Solution Approach 1:
The simulation system performs preliminary configuration of traffic patterns, terminal identifiers, and attack scenarios in advance through stored simulation profiles. When testing is required, pre-configured simulation parameters are directly deployed, ensuring reliable and consistent security testing without requiring time-consuming manual setup for each test execution
Solution Approach 2:
The simulation module automatically generates and manages its own test configurations based on stored profiles and network conditions. It self-configures traffic injection parameters, terminal identifiers, and attack patterns without requiring extensive manual intervention, thereby maintaining testing reliability while minimizing setup time and resource requirements
Data Source
AI summary
Described embodiments include a system that includes a digital memory and a processor. The processor is configured to simulate, using information stored in the digital memory, an unauthorized use of a cellular communication network by at least one cellular communication terminal, by generating, and then transmitting from a network side of the cellular communication network, traffic that appears to have originated from the at least one cellular communication terminal. Other embodiments are also described.