The capacity region among randomness for security, key-distribution communication, and aggregation communication is completely characterized for T-colluding secure aggregation with N users under a general two-phase user-to-user key distribution framework.
Sparsified secure aggregation for privacy-preserving federated learning,
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The Capacity of Information-Theoretic Secure Aggregation in Federated Learning
The capacity region among randomness for security, key-distribution communication, and aggregation communication is completely characterized for T-colluding secure aggregation with N users under a general two-phase user-to-user key distribution framework.