Cryptober Puzzle #1

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Across
  1. 1. The anonymous creator of Bitcoin
  2. 4. a part of a computer system or network which is designed to block unauthorized access while permitting outward communication.
  3. 6. To physically separate or isolate a system from other systems or networks
  4. 7. The amount you are willing to pay for a transaction on the Ethereum network.
  5. 12. A hardware device that stores public and private keys of cryptocurrency
  6. 13. A website that helps one buy/sell cryptocurrencies
  7. 15. requires the same key for encryption and decryption
Down
  1. 2. Bitcoin was the first and is the most successful of all the cryptocurrencies. All the other coins are grouped together under the category of _______
  2. 3. requires different keys for encryption and decryption.
  3. 5. A record of financial transactions
  4. 8. Every cryptocurrency coin has a unique _______ that identifies where it sits on the blockchain.
  5. 9. Converting plain text into unintelligible text with the use of a cipher
  6. 10. When a new version of a blockchain is created, resulting in two versions of the blockchain running side-by-side.
  7. 11. Mathematic instructions coded into and implemented by computer software in order to produce a desired outcome.
  8. 14. a number of internet-connected devices that are infected and controlled by malware.