Recent successful pilot studies on blockchains showed significant benefits of data
provenance towards improved visibility and authenticity, as well as a reduction of …

As the networks is becoming faster and more convenient, computers is communicating with
each other more and more frequent. However, security of computer communication is …

区块链作为一种多技术融合的新兴服务架构, 因其去中心化, 不可篡改等特点,
受到了学术界和工业界的广泛关注. 然而, 由于区块链技术架构的复杂性, 针对区块链的攻击方式 …

Recent years have witnessed significant advancements in cross-chain technology.
However, the field faces two pressing challenges when it comes to security and privacy …

The Self-Sovereign Identity (SSI) paradigm postulates global unique identities that are
controlled by the user. To achieve a widespread applicability, the emphasized …

The introduction of smart contracts has expanded the applicability of blockchains to many
domains beyond finance and cryptocurrencies. Moreover, different blockchain technologies …

This work concerns metaverse interoperability. It is a hot topic because more than 240
metaverses were launched in the past years but are merely interoperable. Existing work only …

Supply chain applications operate in a multi-stakeholder setting, demanding trust,
provenance, and transparency. Blockchain technology provides mechanisms to establish a …

With the rapid development of computers and networks, more and more convenient services
are provided relying on the Internet. In this paper, we focus on the data sharing in students' …

Blockchain is one of the most recent disrupting technologies. Since Bitcoin emerged as its
initial application, many blockchain projects arose offering different features for general and …