Collective access management: Distributed access control for co-owned resources

Swiss watches are known around the world as a luxury product. Due to the fact that the product is considered a status symbol of wealth the market for counterfeit watches is a continuing concern of the industry. Historically the watches have primarily been manufactured in Switzerland. In recent years, however, manufacturing is done all over the...

Fine-grained Access Control for a Blockchain-based Healthcare System

Large volumes of medical data (MD) are continuously generated by the healthcare domain. When sharing these data, issues arise regarding privacy and security. To solve these issues, a permissioned blockchain (BC) can be used, but since blockchains do not have access control (AC) as a default feature, the integration of an access control system ...