Blockchain Development with Hyperledger

Participants and identity

Finally, and very importantly, participants have identity. For example, a student has a student ID, a driver has a driving license, and a citizen has a social security number. It's obvious that there is a difference between a participant and what's used to identify a participant. And, it's really important to hold these two concepts as closely related, but separate to each other.

For example, a participant might have different identities to participate in different business networks—it might be the same bank which participates in an insurance network, and a mortgage network, but it will have different identities in these two networks. Moreover, even within a single network, a participant might have their current ...