TANGLE – IOTA
IOTA is a ground breaking new open-source distributed ledger that does not use a blockchain.
Its innovative new quantum-proof protocol, known as the Tangle, gives rise to unique new features like zero fees, infinite scalability, fast transactions, secure data transfer and many others.
The IOTA protocol is a Distributed Ledger Technology developed by the IOTA Foundation.
IOTA is initially focused on serving as the backbone of the Internet-of-Things (IoT).