# learn more

- [What is a private key?](/learn-more/what-is-a-private-key.md)
- [What is blockchain?](/learn-more/what-is-blockchain.md)
- [What are the benefits of blockchain?](/learn-more/what-are-the-benefits-of-blockchain.md)
- [What is an NFT (non-fungible token)?](/learn-more/what-is-an-nft-non-fungible-token.md)