Blockchain technology was first used in the implementation of the digital currency bitcoin in 2009. The bitcoin blockchain is an example of a public network: it is open to any user who wishes to transact, and all users have access to the blockchain's transactions. The network is also devoid of restrictions: New transactions are added to the blockchain via a cryptographic consensus mechanism that necessitates massive amounts of computing power to confirm. A permissionless network has the primary advantage of not requiring a central authority to confirm or deny specific transactions; individuals who do not trust one another or any single central authority can transact on the permissionless network, relying on a consensus mechanism to ensure the ledger's accuracy. This eliminates the need for users.Dunitech Soft Solutions Pvt Ltd, a leading Blockchain in Finance company in India.Lucknow, offers Blockchain in Finance report. Contact:+91-8858915711.contact@dunitech.com.