Fluent: Round-efficient secure aggregation for private federated learning

Xincheng Li

doi:10.1016/j.csi.2025.104096

Fluent: Round-efficient secure aggregation for private federated learning

2025-11-12

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DOI：10.1016/j.csi.2025.104096

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• Fluent: a round- and communication-efficient secure aggregation for FL. • Eliminates iterative handshakes via amortized secret sharing. • One-round consistency check and weight unmasking reduces latency. • Supports dynamic client participation with hierarchical secret sharing. • Achieves up to 6.8× faster training vs. BBGLR and 2.4× vs. Flamingo.

Fluent: Round-efficient secure aggregation for private federated learning

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