Lightweight Cryptographic Algorithms for Guessing Attack Protection in Complex Internet of Things Applications

Table 12

Simulation results on device 3.

	DES	Triple DES	AES	Blowfish
Encryption (paragraph-sized)
Time (milliseconds)	7.75	4.95	0.142	3.38
Key size (bytes)	8	24	32	56
Ciphertext size (characters)	1016	1016	1024	1504
Decryption (paragraph-sized)
Time (milliseconds)	0.222	0.039	0.05	1.28
Encryption (password-sized)
Time (milliseconds)	0.227	0.0414	0.0679	0.529
Key size (bytes)	8	24	32	56
Ciphertext size (characters)	24	24	24	48
Decryption (paragraph-sized)
Time (milliseconds)	0.558	0.045	0.068	0.777
Ciphertext size (characters)	1016	1016	1024	1504