Information Security and Privacy

This book constitutes the refereedproceedings of the 23rd Australasian Conference on InformationSecurity and Privacy, ACISP 2018, held in Wollongong, Australia, inJuly 2018. The 41 revised full papersand 10 short paperspresented were carefully revised and selected from136 submissions. The paperspresent theories, techniques, implementations, applications and practical experiences on a variety of topics such asfoundations, symmetric-key cryptography, public-key cryptography, cloud security, post-quantum cryptography, security protocol, system and network security, and blockchain and cryptocurrency.