This book contains revised selected papers from
the Second International Conference on Cryptology and Information Security in
the Balkans, BalkanCryptSec 2015, held in Koper, Slovenia, in September 2015.



The 12 papers presented in
this volume were carefully reviewed and selected from 27 submissions. They are
organized in topical sections named: symmetric key cryptography; cryptanalysis;
security and protocols; and implementation and verifiable encryption.