Block cipher/Catalogs/Cipher table

Cipher	Type	Block size	Key size	Rounds	S-boxes	Standard in	AES competition	Comment
Advanced Encryption Standard	SP network	128	128,192,256	10 to 14	one 8*8	US, 2002 onward	Winner	current US standard, widely used
Data Encryption Standard	Feistel	64	56	16	8 6*4	US, 1976-2002		obsolete, key too short against brute force
Blowfish	Feistel	64	up to 556	16	4 8*32, key-dependent			widely used
CAST-128	Feistel	64	40 to 128	16	4 8*32, using bent functions			widely used, including PGP
GOST	Feistel	64	256	32	8 4*4	Soviet Union
International Data Encryption Algorithm, IDEA		64	128	8	none	Europe		uses modular multiplication
Tiny Encryption Algorithm, TEA	Feistel	64	128	32	none			only shift, XOR, addition
SAFER SK-128	SP network	64	128	8		Singapore		uses pseudo-Hadamard transformation
SAFER+	SP network	128	128,192,256				candidate	uses pseudo-Hadamard transformation
LOKI97		128	128,192,256				candidate
Serpent	SP network	128	128,192,256	32	8 4*4		finalist
MARS	Feistel-like	128	128,192,256	16	one 9*32		finalist	designed at IBM
CAST-256	Feistel-like	128	128,192,256	48	4 8*32, using bent functions		candidate
Twofish		128	128,192,256	16	key-dependent		finalist	uses pseudo-Hadamard transformation
RC5	Feistel	64	128					uses data-dependent rotations
RC6		128	128,192,256				finalist	uses data-dependent rotations
DFC	Feistel	128	128,192,256	6	one 6*32		candidate
FROG		variable	variable				candidate	uses key as program, not just as data
E2		128	128,192,256				candidate
DEAL	Feistel	128	128,192,256				candidate	uses DES as the round function
CRYPTON	SP network	128	128,192,256				candidate
MAGENTA		128	128,192,256				candidate	quickly broken
Hasty Pudding		variable	variable				candidate	Tweakable