Money that exists only electronically, and the ledger behind it.
PUT IT IN ORDER0/6
Click the stages below in the order they happen.
//Blockchain in plain words
Every transaction is recorded in a block. Each block contains the data, a timestamp, and a hash of the PREVIOUS block — which chains them together. Because changing one block would change its hash and break every block after it, tampering is obvious. Copies of the chain are held by many computers, so there is no single record to attack.
CHECK YOURSELF
1.What makes a blockchain very hard to tamper with?