Privacy Protection of IoT Based on Fully Homomorphic Encryption

Table 2

Experimental results for our batched bootstrapping and HS.

cyclotomic ring	plaintext space	number of slots	security level	total recrypt (sec)		space usage (GB)
				Our work	HS’ work	Our work	HS’ work
		1024	76	97	172	2.3	3.0
		720	110	168	235	2.6	3.2
		1000	106	1475	2037	11.2	13.8
		1296	161	984	1461	31.7	36.4