Privacy is a quality relating to human data that is typically governed by legal principles or guidelines for how private entities should conduct in relation to user data. The idea in blockchain systems is that privacy principles can be established and enforced data through software code, to...

COVID-19 is an unprecedented crisis that has sparked unprecedented responses from governments around the world. These responses pose a threat to democratic stability and civil liberties. Digital contact tracing is just one example of a technology-based crisis response measure that has been...