Organizations which create maximum employment tend to be the most disrupting. Like the agricultural sector, which employed nearly 40% of the population in the 20th century now it employs less than 2%. As we know financial services form a big part of the workforce. Is it going to disrupt too? A new technology, Block-chain technology is threatening to disrupt it. So how does this technology work? The key point being encryption and storing them in an append only method. The basic concept is a user first encodes a message Using a private key and then shares a corresponding unique public key with anyone authorized to read the message. The public key not only allows the authorized person to read the message, but also verifies without a doubt as to who the source of the message is. The data should be updated at regular intervals, thus making the data immutable, tamper proof removing the need for any mediators. The biggest challenge of Block-chain is its integration with other systems and phased roll out. Read more at: http://cio.economictimes.indiatimes.com/dobig/news/detail/1472