. Author manuscript; available in PMC: 2019 Aug 11.

Published in final edited form as: Conf Comput Commun Secur. 2018 Oct;2018:1209–1222. doi: 10.1145/3243734.3243837

Table 4:

Benchmarks of homomorphic matrix operations

Dim	Throughput	Message size (KB)	Expansion rate	Encoding+ Encryption (s)	Decoding+ Decryption (s)	Amortized time per matrix
Dim	Throughput	Message size (KB)	Expansion rate	Encoding+ Encryption (s)	Decoding+ Decryption (s)	HE-MatAdd (ms)	HE-MatMult (s)	HE-MatTrans (s)
4	1	0.47	3670	0.034	0.009	0.622	0.779	0.363
	16	0.75	229	0.041	0.012	0.046	0.047	0.018
	256	12.0	14	0.095	0.081	0.025	0.003	0.001
16	1	0.75	229	0.033	0.013	0.622	2.501	0.847
	4	3.0	57	0.048	0.027	0.188	0.649	0.211
	16	12.0	14	0.097	0.078	0.043	0.162	0.049
64	1	12.0	14	0.108	0.076	0.622	9.208	2.557