A Survey of Blockchain: from Theory to NFT Applications

The blockchain technology that has emerged in recent years has the characteristics of distributed ledgers, immutability, traceability, programmability, and security, providing new ideas and opportunities for the development of the digital economy. Non-Fungible tokens, due to their immutability and decentralization based on blockchain, have brought new trading models to the digital encryption industry and have had a significant impact on the recognition rights of digital assets. So this article introduces the basic concepts and characteristics of Non-Fungible tokens and blockchain, discusses the impact of blockchain on Non-Fungible tokens, introduces the properties, protocols, and ecosystems of Non-Fungible tokens, and finally looks forward to the future development trends of Non-Fungible tokens.