A remarkable interest in the Internet of Things (IoT)-based smart cities from both academia
and industry has been observed in recent years. Smart cities can offer various smart …

Smart contracts are a key component of today's blockchains. They are critical in controlling
decentralized autonomous organizations (DAO). However, smart contracts are not yet …

, often cited to drastically shape our lives, is ubiquitous. However, few literatures have
discussed the crucial differentiators that separate from the era we are currently living in. Via …

This report presents LibraBFT, a robust and efficient state machine replication system
designed for the Libra Blockchain. LibraBFT is based on HotStuff, a recent protocol that …

Blockchain is a decentralized distributed ledger that combines multiple technologies,
including chain data structures, P2P networks, consensus algorithms, cryptography, and …

Starting from the basic concept of blockchain technology, the paper introduces the
architecture of blockchain technology and the typical application of blockchain technology …

Smart Contracts and transactions allow users to implement elaborate constructions on
cryptocurrency blockchains like Bitcoin and Ethereum. Many of these constructions …

Block-STM is a parallel execution engine for smart contracts, built around the principles of
Software Transactional Memory. Transactions are grouped in blocks, and every execution of …

The disastrous vulnerabilities in smart contracts sharply remind us of our ignorance: we do
not know how to write code that is secure in composition with malicious code. Information …

Sui Lutris is the first smart-contract platform to sustainably achieve sub-second finality. It
achieves this significant decrease in latency by employing consensusless agreement not …