Private Function Evaluation Using Intel’s SGX

Table 3

The distribution of time consumption in technique 2.

	Total	Garbling	Reading	Evaluation
Adder32	0.083	0.005	0.0005	0.0006
Multi32	0.1	0.05	0.005	0.005
AES-expanded	0.175	0.11	0.01	0.01
AES-nonexpanded	0.19	0.14	0.01	0.02
Sha-1	0.52	0.42	0.04	0.04
DES-expanded	0.18	0.12	0.014	0.013
DES-nonexpanded	0.17	0.11	0.01	0.01
Md5	0.37	0.29	0.03	0.036

Time is shown in seconds. Reading time is the time required for reading a circuit from a file. Evaluation time is the time required to evaluate the garbled circuit.