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

JPMorgan Chase CEO Jamie Dimon has repeatedly criticized bitcoin and other cryptocurrencies. But his firm has remained a leader in developing blockchain-based products and services. Over the course of ...

Please note: This item is from our archives and was published in 2020. It is provided for historical reference. The content may be out of date and links may no longer function. Blockchain has been ...

This article sheds light on the application of blockchain technology to the existing financial market infrastructure, namely to post-trade settlement. We show how blockchain technology can facilitate ...

A panel at the Aleph March ‘26 conference in Buenos Aires featured four Argentine lawmakers. All agreed that AI and blockchain will improve lives if the government stays out of the way. But few ...

Saying that blockchain is a universal technology would not give an actual idea of the scale: the chain technology has already been implemented successfully in completely different domains and is ...

Last week, China’s president Xi Jinping took Blockchain-oriented domestic politics to another level: the country’s leader mentioned blockchain as “a part of technological revolution”. The sentiment ...

While politicians welcome blockchain, civil servants don’t wait for legislation to be implemented. On Sept. 17, Europa Press reported on the contract the autonomous community of Aragon, one of the 17 ...

Cryptocurrencies have gone from being a nascent investment to entering the conversation among investors as a legitimate allocation in their portfolios. Whether you trade cryptocurrencies or not, you ...

A stealth address in cryptocurrency is a one-time wallet address that enhances privacy by concealing the receiver's identity in transactions.

All in all, the year 2023 was a net positive for the technology landscape, although there were some interesting events along the way. Sam Altman was CEO of OpenAI and then he was not, only to become ...

NFTs are out, generative AI is in at this year's Game Developers Conference—though much of the industry isn't on board with ...