Kiran Dubey, Thanzeela.F
Blockchain serves as an immutable ledger which allows transaction take place in a decentralized manner.blockchain based applications are springing up, covering numerous fields including tichallenges of blockchain technology such as scalability and security problems waiting to be overcome.There has been a buzz about block chains in the recent years after the breakthought of the bitcoin blockchain in 2008. Subsequently various blockchains have been emerging.However to say that blockchains are ready to over the world would be nothing less than an exaggeration. There are a lot of fumdamental issues yet unresolved including scalability privacy forks ,regulators ,network bootstrapping and evolution.blockchains are immutable append only ,public ledgers.
Decentralized, springing up, scability and security and network bootstrapping.