arXiv:2508.18318cs.LGcs.CR2025-08中稿 · IEEE Transactions …被引 6

零信任联邦学习框架,解决风电数据缺失与隐私泄露难题。

ZTFed-MAS2S: A Zero-Trust Federated Learning Framework with Verifiable Privacy and Trust-Aware Aggregation for Wind Power Data Imputation

  • 引入多头注意力序列到序列模型,精准捕捉风电数据长期依赖。
  • 融合可验证差分隐私与零知识证明,确保参数传输安全可信。
  • 动态信任聚合机制结合稀疏化压缩,提升效率适合工业部署。

风电数据常因边缘节点传感器故障和传输不稳导致缺失。尽管联邦学习可在不共享原始数据的前提下实现隐私保护协作,但在开放工业环境中仍面临异常更新和参数交换中的隐私泄露风险。为此,本文提出ZTFed-MAS2S,一种零信任联邦学习框架,集成基于多头注意力的序列到序列(MAS2S)数据填补模型。ZTFed通过可验证差分隐私、非交互式零知识证明及机密性与完整性验证机制,保障隐私可验证与参数传输安全。采用动态信任感知聚合策略,基于相似性图传播信任以增强鲁棒性,并通过稀疏化与量化压缩降低通信开销。实验在真实风电场数据集上验证了该框架在联邦学习性能与缺失数据填补方面的优势,表明其在能源领域实际应用中的高效性与安全性。

原文摘要 · Abstract (English)

Wind power data often suffers from missing values due to sensor faults and unstable transmission at edge sites. While federated learning enables privacy-preserving collaboration without sharing raw data, it remains vulnerable to anomalous updates and privacy leakage during parameter exchange. These challenges are amplified in open industrial environments, necessitating zero-trust mechanisms where no participant is inherently trusted. To address these challenges, this work proposes ZTFed-MAS2S, a zero-trust federated learning framework that integrates a multi-head attention-based sequence-to-sequence imputation model. ZTFed integrates verifiable differential privacy with non-interactive zero-knowledge proofs and a confidentiality and integrity verification mechanism to ensure verifiable privacy preservation and secure model parameters transmission. A dynamic trust-aware aggregation mechanism is employed, where trust is propagated over similarity graphs to enhance robustness, and communication overhead is reduced via sparsity- and quantization-based compression. MAS2S captures long-term dependencies in wind power data for accurate imputation. Extensive experiments on real-world wind farm datasets validate the superiority of ZTFed-MAS2S in both federated learning performance and missing data imputation, demonstrating its effectiveness as a secure and efficient solution for practical applications in the energy sector.

联邦学习风电数据隐私保护零信任

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