问题
I want to clear in my mind the use of a MSP,
So my question is when a user wants to use a channel for any reason, the local MSP provide him an identity with his private key (in docs said the MSP has a keystore) and after the channel confirm the user using the channel MSP?
When CA involved to?
来源：https://stackoverflow.com/questions/53297909/hyperledger-fabric-understanding-msp