Dr. Elli Androulaki is a Distinguished Research Scientist and Research Manager at the IBM Research Lab in Zurich, Switzerland with responsibilities on Global research strategy in the Decentralised Trust area. Elli completed her PhD in the area of applied cryptography aiming to address privacy issues in eCommerce activities. Her research interests naturally led her to investigating Bitcoin security in 2011, where she co-invented and published the first security attack in Bitcoin. Shortly after joining IBM Research, Elli took on the responsibility for leading the IBM contributions to security and privacy components of Hyperledger Fabric, becoming one of the architects of Hyperledger Fabric. In the most recent years, Elli focused a modular token enablement for Hyperledger Fabric (fabToken) and respective privacy mechanisms in the permissioned ledger setting. During her research years Elli authored a book on "Bitcoin and Blockchain Security'', multiple impactful papers (> 6000 citations) and patents, has served to the program committees of many prestigious Blockchain conferences, and have been honoured with prestigious IBM awards.