86 citations · 105 across the 6 of their papers we have counts for
7 papers
Holistic Privacy and Usability of a Cryptocurrency Wallet
Harry Halpin
In this study, we overview the problems associated with the usability of cryptocurrency wallets, such as those used by ZCash, for end-users. The concept of "holistic privacy," wher…
A Critique of Immunity Passports and W3C Decentralized Identifiers
Harry Halpin
Due to the widespread COVID-19 pandemic, there has been a push for `immunity passports' and even technical proposals. Although the debate about the medical and ethical problems of…
Deconstructing the Decentralization Trilemma
Harry Halpin
The vast majority of applications at this moment rely on centralized servers to relay messages between clients, where these servers are considered trusted third-parties. With the r…
SoK: Why Johnny Can't Fix PGP Standardization
Harry Halpin
Pretty Good Privacy (PGP) has long been the primary IETF standard for encrypting email, but suffers from widespread usability and security problems that have limited its adoption.…
Systematizing Decentralization and Privacy: Lessons from 15 Years of Research and Deployments
Carmela Troncoso, Marios Isaakidis, George Danezis +1
Decentralized systems are a subset of distributed systems where multiple authorities control different components and no authority is fully trusted by all. This implies that any co…
Dynamic Provenance for SPARQL Update
Harry Halpin, James Cheney
While the Semantic Web currently can exhibit provenance information by using the W3C PROV standards, there is a "missing link" in connecting PROV to storing and querying for dynami…