Encryption Algorithms

VeraCrypt volumes can be encrypted using the following algorithms:

Algorithm	Designer(s)	Key Size (Bits)	Block Size (Bits)	Mode of Operation

AES	J. Daemen, V. Rijmen	256	128	XTS
Camellia	Mitsubishi Electric and NTT of Japan	256	128	XTS
Kuznyechik	National Standard of the Russian Federation GOST R 34.12-2015	256	128	XTS
Serpent	R. Anderson, E. Biham, L. Knudsen	256	128	XTS
SM4	Data Assurance & Communication Security Center, Chinese Academy of Sciences GB/T 32907-2016	128	128	XTS
Twofish	B. Schneier, J. Kelsey, D. Whiting, D. Wagner, C. Hall, N. Ferguson	256	128	XTS
AES-Twofish		256; 256	128	XTS
AES-Twofish-Serpent		256; 256; 256	128	XTS
Camellia-Kuznyechik		256; 256	128	XTS
Camellia-Serpent		256; 256	128	XTS
Kuznyechik-AES		256; 256	128	XTS
Kuznyechik-Serpent-Camellia		256; 256; 256	128	XTS
Kuznyechik-Twofish		256; 256	128	XTS
Serpent-AES		256; 256	128	XTS
Serpent-Twofish-AES		256; 256; 256	128	XTS
Twofish-Serpent		256; 256	128	XTS
Kuznyechik-SM4		256; 128	128	XTS
Serpent-SM4		256; 128	128	XTS
SM4-Twofish		128; 256	128	XTS
Twofish-Serpent-SM4		256; 256; 128	128	XTS

For information about XTS mode, please see the section Modes of Operation.