This volume constitutes the thoroughly refereed post-conference proceedings of the Third Conference on E-Voting and Identity, VOTE-ID 2011, held in Tallinn, Estonia, in September 2011. The 15 revised full papers presented were carefully reviewed and selected from 33 submissions. They are organized in topical sections on Norwegian internet voting, voting systems I and II, pret a voter and trivitas, and experiences.

This book constitutes the refereed proceedings of the Second SKLOIS Conference on Information Security and Cryptology, Inscrypt 2006, held in Beijing, China in November/December 2006. The 23 revised full papers cover digital signature schemes, sequences and stream ciphers, symmetric-key cryptography, cryptographic schemes, network security, access control, computer and applications security, as well as Web and media security.

This book constitutes the proceedings of the 22nd Nordic Conference on Secure IT Systems, held in Tartu, Estonia, in November 2017. The 18 full papers presented were carefully reviewed and selected from 42 submissions. The papers address a broad range of topics in IT security and privacy. They are organized in the following topical sections: outsourcing computations; privacy preservation; security and privacy in machine learning; applications; access control; and emerging security areas.