Proof-of-activity is a blockchain consensus that combines proof-of-work and proof-of-stake to enhance security and sustainability in cryptocurrency networks.

Forbes contributors publish independent expert analyses and insights. I’m an Associate Professor of Finance at the University of Nicosia. Sustainability is no longer optional; it is a regulatory ...

Blockchains are evolving, and consensus mechanisms are at the heart of it. Here's a quick look at the range of decentralized validation and authentication mechanisms in use today. Blockchain networks ...

When many people hear the word “blockchain,” the first thing that comes to mind is cryptocurrency. If you’re one of them, you’re not alone. Understanding what blockchain is and how it works may feel ...

OP_NET is a new protocol that aims to bring smart contracts and decentralized finance directly to Bitcoin transactions.

What is the role of oracles in blockchain systems? Know how blockchain oracles connect off-chain data to smart contracts to ...

Cybersecurity researchers are warning that the foundations of digital trust are under strain as malware grows more adaptive, evasive and collaborative. In response, a team of Romanian scientists has ...

The financial system is evolving faster than at any point in modern history. Blockchain technology has introduced a structural alternative to centralized bankin ...

Hedera’s unique hashgraph architecture enables high speed, scalability and energy efficiency, distinguishing it from traditional blockchains. Hedera’s governance through a council of global ...

Aptos is designed to be a fast, scalable, and reliable blockchain that supports decentralized applications (DApps) and aims to accelerate the growth of Web3. Avery Ching and Mo Shaikh launched the ...