Continue reading...
They sit on disk as plaintext, readable by any process running as your user
，这一点在夫子中也有详细论述
Tom Hanks, who played Lovell in the 1995 movie Apollo 13, called the astronaut one of those people "who dare, who dream, and who lead others to the places we would not go on our own".
How are Blockchains used?Even though blockchain is integral to cryptocurrency, it has other applications. For example, blockchain can be used for storing reliable data about transactions. Many people confuse blockchain with cryptocurrencies like bitcoin and ethereum.