Sharing credentials could raise privacy concerns. For digital credentials to be widely
accepted, there is a need for an end-to-end system that provides (i) secure verification of the …

Identity management systems store attributes associated with users and employ these
attributes to facilitate authorization. The authors analyze existing systems and describe a …

Capabilities-based access control is a promising paradigm that can handle the
particularities of IoT systems. Nevertheless, existing systems are not interoperable and they …

Decentralized Identity (dID) has brought to the forefront the advantages and importance of
total user control over identity. Previous solutions delegate identity management to the …

End user experiences on mobile devices with their rich sets of sensors are constrained by
limited device battery lives and restricted form factors, as well as by thescope'of the data …

Decentralized identity authentication is generally based on blockchain, with the protection of
user privacy as the core appeal. But traditional decentralized credential system requires …

The emergence of the Verifiable Credentials recommendation from W3C allows the
adoption of credential systems in a much wider range of user-centric applications and use …

We propose a capability-based access control technique for sharing Web resources, based
on Verifiable Credentials (VCs) and OAuth 2.0. VCs are a secure means for expressing …

The storage of health records in electronic format, and the wide-spread sharing of these
records among different health care providers, have enormous potential benefits to the US …

To enable a rich attribute-based authorization system, it is desirable that a large number of
user attributes are available, possibly provided by multiple entities. The user may be …