What Is Ethereum? What Is Ethereum? Ethereum is often described as “the world computer.” But what does that mean? Let’s start with a computer science–focused description, and t...

MongoDB GridFS Replica Sets Reference Sharding MongoDB stores JSON as BSON (binary JSON that interprets types. similar to protobuf) for performance, it is important to...

Interacting with the Contract Viewing the Contract Address in a Block Explorer Funding the Contract Withdrawing from Our Contract Interacting with the Contract Let’s recap w...

Transactions Transactions Transactions are signed messages originated by an externally owned account, transmitted by the Ethereum network, and recorded on the Ethereum blockcha...

群组架构 核心层 接口层 调度层 群组架构 考虑到真实的业务场景需求，FISCO BCOS引入多群组架构，支持区块链节点启动多个群组，群组间交易处理、数据存储、区块共识相互隔离，保障区块链系统隐私性的同时，降低了系统的运维复杂度。 注解 举个例子: 机构A、B、C所有节点构成一个区块链网络，运行业务1；一段时间后，机构A、B启动业务2，且...

群组架构 核心层 接口层 调度层 群组架构 考虑到真实的业务场景需求，FISCO BCOS引入多群组架构，支持区块链节点启动多个群组，群组间交易处理、数据存储、区块共识相互隔离，保障区块链系统隐私性的同时，降低了系统的运维复杂度。 注解 举个例子: 机构A、B、C所有节点构成一个区块链网络，运行业务1；一段时间后，机构A、B启动业务2，且...

Controversy and Competition Controversy and Competition At this point you might be wondering: Why do we need so many different consensus algorithms? Which one works better? The...

Casper: Ethereum’s Proof-of-Stake Algorithm Casper: Ethereum’s Proof-of-Stake Algorithm Casper is the proposed name for Ethereum’s PoS consensus algorithm. It is still under ac...

The Third Age of the Internet The Third Age of the Internet In 2004 the term “Web 2.0” came to prominence, describing an evolution of the web toward user-generated content, res...

框架 框架 FISCO BCOS实现了一套可扩展的共识框架，可插件化扩展不同的共识算法，目前支持 PBFT(Practical Byzantine Fault Tolerance) 和 Raft(Replication and Fault Tolerant) 共识算法，共识模块框架如下图： Sealer线程 交易打包线程，负责从交易池取...