An overview of Block Chain opportunities and use cases in the banking and financial sector.

• A blockchain is a distributed, decentralized, transaction ledger, saved by each node in the network, which is owned, maintained and updated by each node
• It is a peer-to-peer system
• No central authority manages the transaction flow
• The term blockchain comes from the graphical depiction of how hashed transactions are added sequentially and unchangeably to the ledger