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cs.IT2026
On the Optimality of Hierarchical Secure Aggregation with Arbitrary Heterogeneous Data Assignment
Chenyi Sun, Ziting Zhang, Kai Wan +1
This paper studies the information theoretic secure aggregation problem in a three-layer hierarchical network with arbitrary heterogeneous data assignment, where clustered users co…
cs.IT2025
Multi-Message Secure Aggregation with Demand Privacy
Chenyi Sun, Ziting Zhang, Kai Wan +1
This paper considers a multi-message secure aggregation with privacy problem, in which a server aims to compute linear combinations of local inputs from dis…