February 2018
Intermediate to advanced
288 pages
6h 58m
English
Content preview from Ethereum Smart Contract Development
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Middleware
Mist and DApps are mainly part of the frontend stack of Ethereum. Let us now move into backend mechanisms. First, we start with the middleware. The middleware of Ethereum has a flat hierarchy, as there is no central authority, such as a server. It consists of three prime components of equal importance:
- Swarm: Ethereum's decentralized storage, mainly for static files
- Whisper: The walkie-talkie of DApps, that is an identity based messaging system
- EVM: An isolated, on-the-fly, human-to-machine code translator, that is in a sandboxed runtime environment
How does an app run without a server? We can figure this out by understanding that the servers in a web 2.0 framework do quite a lot more than they were intended to do in order to ...