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On the Security of the COPA and Marble Authenticated Encryption Algorithms against (Almost) Universal Forgery Attack
Authenticated encryption algorithm COPA Marble
2016/1/4
COPA is a block-cipher-based authenticated encryption mode
with a provable birthday-bound security under the assumption that the
underlying block cipher is a strong pseudorandom permutation, and its...
Ristenpart and Rogaway proposed XLS in 2007 which is a generic method to encrypt messages with incomplete last blocks. Later Andreeva et al., in 2013 proposed an authenticated encryption COPA which us...
Case study of thin reservoir detection in Copa Macoya gas field, Eastern Venezuela Basin
Hiroki Arakawa Naomi Tobikawa Hideaki Ban
2009/4/3
It is a key to identify the distribution of multi-reservoir sand layers for exploration and development of Copa Macoya gas field in East Venezuela basin. However, it is difficult to estimate reservoi...