Table 3.

Computational efficiency comparison.

Encryption model	Computational overhead	Energy efficiency	Processing speed	Suitability for high-volume data	Suitability for real-tisme processing
SymECCipher	Low	High	Very High	Excellent	Excellent
RSA-2048	High	Moderate	Low	Poor	Poor
AES-256	Moderate	High	High	Excellent	Very Good
ECC-256	Low	High	High	Very Good	Excellent
Blowfish	Moderate	High	High	Very Good	Very Good
Twofish	Moderate	High	High	Very Good	Very Good
Serpent	Moderate	High	Moderate	Good	Good
IDEA	High	Moderate	Moderate	Moderate	Moderate
3DES	High	Low	Low	Poor	Poor
Camellia	Moderate	High	High	Very Good	Very Good
CAST-128	Moderate	High	High	Good	Very Good