2017-02-152017-02-152015-01-272015-01-27In Proc. 38th Australasian Computer Science Conference (ACSC 2015) Sydney, Australia. CRPIT, 159. Parry, D. Eds., ACS. 27-35https://hdl.handle.net/10292/10328Protecting software copyright has been an issue since the late 1970’s, and software license validation has been a primary method employed in an attempt to minimise software piracy and protect software copyright. This paper presents a novel method for decentralised peer-to-peer software license validation using cryptocurrency blockchain technology to ameliorate software piracy, and to provide a mechanism for all software developers to protect their copyrighted works.Copyright © 2015, Australian Computer Society, Inc. This paper appeared at 38th Australasian Computer Science Conference (ACSC 2015). Conferences in Research and Practice in Information Technology, Vol. 159. Editors, David Parry. Reproduction for academic, not-for profit purposes permitted provided this text is included.Cryptocurrency; Blockchain; Software; License; ValidationConference ContributionOpenAccess