A blockchain is a kind of database invented in 2008 that stores and secures information in sequential blocks. Unlike the case with traditional databases, a blockchain’s contents are not kept on a ...

Fefe Demeny explains what a blockchain is, a digital ledger that has revolutionized the world of finance due to its decentralized model. Imagine a notebook that everyone in the world can see but no ...

Imagine a notebook that everyone in the world can see but no one can erase. Now imagine that this notebook isn’t stored in just one place, but copied and constantly updated on millions of computers at ...

Bitcoin exploded on to the world’s stage in 2012 as a currency backed by everyone and controlled by no one. But what exactly makes it work from a technology standpoint? Blockchain technology backs up ...