Designación
que recibe cada uno de los modos específicos de cifrado dentro de un
determinado método. [CESID:1997]
With respect to block
ciphers, a way to handle messages which are larger than the defined block size.
Usually this means one of the four block cipher "applications"
defined for use with DES:
·
ECB or Electronic Codebook;
·
CBC or
Cipher Block Chaining;
·
CFB or
Ciphertext FeedBack; and
·
OFB or
Output FeedBack.
http://www.ciphersbyritter.com/GLOSSARY.HTM