Changes compared to phase 1 : Dragon is left unchanged
compared to phase 1. The design can still be referred to simply as
DRAGON. The old phase 1 page can be found here.
Cryptanalysis :
Hakan Englund and Alexander Maximov, "Attack the Dragon", pdf.
Ed Dawson, Matt Henricksen, Willam Millan, and
Leonie Simpson, "The Dragon Is Alive and Well", pdf.
Joo Yeon Cho and Josef Pieprzyk, "A Linear Distinguisher for Dragon", pdf.
