Stanford University offers a concise exploration of blockchain beyond cryptocurrency, covering internet payments, multiple tokens, forks, and the Stellar Consensus Protocol.
Introduction.
Internet payments.
Is this a job for blockchain?.
What blockchain really gives us.
Multiple tokens on a blockchain.
Blockchain forks.
Mining is scary for digital asset issuers.
Must protect asset issuers from forks.
Stellar: many issuers, one ledger.
Counterparty-based consensus.
The Internet hypothesis.
Federated Byzantine Agreement (FBA) Based on Byzantine agreement-consensus among closed group.
Tiered quorum slice example.
The Stellar Consensus Protocol [SCP].
SCP: High-level view.
The Stellar Network.
Comparison to other approaches.
Stanford Online