This book constitutes the thoroughly refereed post-conference proceedings of the 23rd International Conference on Fast Software Encryption, held in Bochum, Germany, in March 2016. The 29 revised full papers presented were carefully reviewed and selected from 86 initial submissions. The papers are organized in topical sections on operating modes; stream-cipher cryptanalysis; components; side-channels and implementations; automated tools for cryptanalysis; designs; block-cipher cryptanalysis; foundations and theory; and authenticated-encryption and hash function cryptanalysis.

The three-volume set LNCS 10624, 10625, 10626 constitutes the refereed proceedings of the 23rd International Conference on the Theory and Applications of Cryptology and Information Security, ASIACRYPT 2017, held in Hong Kong, China, in December 2017.The 65 revised full papers were carefully selected from 243 submissions.

The three-volume set LNCS 10624, 10625, 10626 constitutes the refereed proceedings of the 23rd International Conference on the Theory and Applications of Cryptology and Information Security, ASIACRYPT 2017, held in Hong Kong, China, in December 2017.The 65 revised full papers were carefully selected from 243 submissions.

The three-volume set LNCS 10624, 10625, 10626 constitutes the refereed proceedings of the 23rd International Conference on the Theory and Applications of Cryptology and Information Security, ASIACRYPT 2017, held in Hong Kong, China, in December 2017.The 65 revised full papers were carefully selected from 243 submissions.