Virgil D. Gligor Pompiliu Donescu Fast Encryption and Authentication: XCBC Encryption and XECB Authentication Modes. 92-108 2001 conf/fse/2001 FSE http://link.springer.de/link/service/series/0558/bibs/2355/23550092.htm db/conf/fse/fse2001.html#GligorD01