Scott Nevil is an experienced writer and editor with a demonstrated history of publishing content for Investopedia. He goes in-depth to create informative and actionable content around monetary policy ...

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 ...

Proof of Work (PoW) is a consensus mechanism where miners use computing and compete to solve mathematical puzzles. When a puzzle is solved, transaction data is validated and added to the network, and ...