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

Table 2

Key length and key generation time comparative study: RSA versus Lattice based cryptosystem.

Approach	Key-length	Key generation time
	(in bits)	(in milliseconds)
	512	360
RSA	1024	1280
	2048	4195
	1169	4
Lattice-based	1841	7.5
	4024	17.5