Researchers Propose Blockchain-AI Architecture to Secure Airspace Against Autonomous Drones

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A conceptual framework for next-generation drone defense has been outlined in a new research paper, addressing the growing challenge posed by increasingly autonomous and affordable unmanned aerial vehicles. The proposed system replaces traditional centralized command structures with a distributed architecture built around three components: a multi-node sensor array, a blockchain-governed drone fleet, and an AI-driven decision layer. Authorized drones are assigned cryptographically verifiable identities recorded on a permissioned distributed ledger, while an infrared handshake mechanism provides an additional layer of physical-context verification. Vision-Language Models and multimodal sensor fusion — combining radio-frequency, infrared, and visual data — are integrated to enable coordinated, AI-mediated threat assessment across the network. The architecture is designed for resilience, ensuring that no single point of failure, such as a compromised sensor or disrupted communication link, can disable the entire defensive system.

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