Across
- 6. A system that many cryptocurrencies use, and requires massive amounts of computing power to verify transactions
- 7. The sharp downturn in the economy during the late 2000's that inspired the creation of bitcoin
Down
- 1. original block in blockchain
- 2. Any form of digital currency that uses a decentralized system to record and secure transactions
- 3. A system that certain cryptocurrencies use, requires significantly less electricity that proof of stake
- 4. Creator of bitcoin
- 5. First cryptocurrency, created by Satoshi Nakamoto