Why can’t someone re-write a blockchain and steal your money?

Blockchains are being used to secure digital money. It would be pretty shady if someone just came along and edited the blockchain to show they owned all the coins. So, how are blockchains un-editable? #1 Hashes Hashes are often used to verify that information hasn't changed. Imagine you have a number of dice of different … Continue reading Why can’t someone re-write a blockchain and steal your money?