Self-Sovereign Identity is an emerging, user-centric, decentralized identity approach utilizing
some form of decentralized technology. It provides a means for digital identification without …

Although blockchain-based digital services promise trust, accountability, and transparency,
multiple paradoxes between blockchains and GDPR have been highlighted in the recent …

Blockchain technology was introduced through Bitcoin in a 2008 whitepaper by the
mysterious Satoshi Nakamoto. Since its inception, it has gathered great attention because of …

Identity and Access Management (IAM) systems are crucial for any information system, such
as healthcare information systems. Health IoT (HIoT) applications are targeted by attackers …

Blockchain technology has been rapidly growing since Bitcoin was invented in 2008. The
most common type of blockchain system, public (permissionless) blockchain system, has …

Through digital transformation, lots of personal data are captured, but individuals often do
not have ownership or control over them. This results in the emerging Web 3.0, where …

Block-chain-based Identity and access management framework is a promising solution to
privacy and security issues raised during the exchange of patient data in the healthcare …

Identity management is based on the creation and management of user identities for
granting access to the cloud resources based on the user attributes. The cloud identity and …

Due to the pandemic, most of the personal transactions relating to finance, commerce and
healthcare services have gone online making privacy preservation a critical requirement …

The decentralization of digital identity management brought notable advantages to the user,
together with complete ownership of his identity. In this paper is summarized the state of the …