Post-Quantum Secure Identity-Based Encryption Scheme using Random Integer Lattices for IoT-enabled AI Applications

Table 3

Encryption and decryption costs comparative study: RSA versus Lattice based cryptosystem.

Approach	Key-length (in bits)	Message encryption	Message decryption
		(blocks per second)	(blocks per second)
	512	2440	120
RSA	1024	930	20
	2048	310	3
	1169	5940	2820
Lattice-based	1841	3680	1620
	4024	1470	610