Optimized multi-input ciphertext multiplication for CKKS homomorphic encryption reduces hardware area by up to 32% and latency by up to 50% via additional evaluation keys and multi-level rescaling.
HyPHEN: A hybrid packing method and its opti- mizations for homomorphic encryption-based neural networks
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Multi-Input Ciphertext Multiplication for Homomorphic Encryption
Optimized multi-input ciphertext multiplication for CKKS homomorphic encryption reduces hardware area by up to 32% and latency by up to 50% via additional evaluation keys and multi-level rescaling.