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Trusted Execution Environments and the Polkadot Ecosystem
The use of Trusted Execution Environments (TEEs) in combination with the Substrate blockchain modular framework is providing new solutions to enable real-use applications on the next generation of the web.
Polkadot Consensus Part 4: Security
So far, we have discussed how BABE creates blockchain candidates and GRANDPA finalizes them. We know that we need more than two-thirds of validators to properly follow the protocol. But how many validators are there? How are they chosen? Why should they follow the rules?