A blockchain, originally block chain, is a continuously growing list of records, called blocks, which are linked and secured using cryptography. Each block typically contains a cryptographic hash of the previous block, a timestamp and transaction data.

Blockchain is the world's leading software platform for digital assets. Offering the largest production block chain platform in the world, we are using new technology to build a radically better financial system.

Though it sounds like a series of defensive maneuvers ripped out of an NFL playbook, the blockchain is actually a way to structure data, and the foundation of cryptocurrencies like Bitcoin.

IBM Blockchain and the revolutionary shared ledger technology can help your enterprise business solve complex problems now and in the near future.

Blockchain is a term widely used to represent an entire new suite of technologies. There is substantial confusion around its definition because the technology is early-stage, and can be implemented in many ways depending on the objective.