INFURA introduction
INFURA provides managed Ethereum nodes, through which INFURA can publish your smart contracts to the Ethereum network, providing infrastructure for decentralized applications. An easy-to-use API and developer tools that provide secure, reliable, and scalable access to Ethereum and IPFS. Initially, the goal of INFURA was to provide stable and reliable RPC access for ConsenSys internal projects. Then Devcon2 held in Shanghai was released publicly. Since then, it has been aimed at meeting the needs of developers, and has become the backbone of the core infrastructure of Ethereum and IPFS.