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What is block chain technology?

What is Block chain Technology?

Block chain technology is technology word which heard frequently in information technology sector.  First going into the term block chain technology, a block chain is a continuously or unbreakable growing list of records, called blocks and these are linked and high secured by using cryptography. Each block contains a cryptographic hash of the previous block, a timestamp and transaction data. Modification of data can be resisted in block chain and it is designed high secured by design.

Cryptographic Hash: A hash function which is suitable for cryptography use is called cryptographic hash function.

Hash Function: A hash function is any function that can be used to map related data of arbitrary size to data of a fixed size:

The hard work behind block chain technology is Satoshi Nakamoto is the person who developed bit coin in 2008 to serve as the public transaction ledger of the crypto currency bit coin.

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