The decentralized and trustless nature of cryptocurrencies and blockchain technology leads
to a shift in the digital world. The possibility to execute small programs, called smart …

The blockchain-based smart contract lacks privacy since the contract state and instruction
code are exposed to the public. Combining smart-contract execution with Trusted Execution …

In recent years, Internet of Things (IoT) technology has gained a lot of attention. With the
development of IoT technology, it comes the need for devices with different trust domains to …

Blockchains suffer from scalability limitations, both in terms of latency and throughput.
Various approaches to alleviate this have been proposed, most prominent of which are …

Trusted Execution Environment (TEE)-assisted confidential smart contracts (TCSC) have
attracted extensive attention from both academia and industry. Despite an enormous …

Blockchain technology may decrease transaction costs, promote decentralised platforms
and build distributed trust, paving the road to new business models. In the financial sector …

Abstract A Trusted Execution Environment (TEE) is a new type of security technology,
implemented by CPU manufacturers, which guarantees integrity and confidentiality on a …

Multi-Party Computation (MPC) allows a set of parties to evaluate a joint function without
revealing their private inputs to each other. However, existing MPC protocols suffer from …

An increasing number of distributed platforms combine Trusted Execution Environments
(TEEs) with blockchains. Indeed, many hail the combination of TEEs and blockchains a …

This chapter's purpose is twofold:(1) to elaborate on the role of interoperable ecosystems in
general and for the decentralized financial sector; and (2) to provide a simple but systematic …