Almost everyone has heard about blockchain. But not every one understands how it works. This blog shows that understanding blockchain is a five finger exercise . Let's Imagine there are ten friends(ram, shyam, ben, clarks, Roni, Johnny, Golu, Tony, Gatsby & Ann) who have came into an agreement that whatever monetary transaction they are doing shall be recorded by Ram Ram recorded following transactions:- 1. Ben gave $200 to Roni 2. Roni gave $50 to Gatsby 3. Johnny gave $150 to Ann 4. ......... Now lets suppose Gatsby decided to change the entries 1. Ben gave $200 to Roni 2. Roni gave $50 $60 to Gatsby 3. Johnny gave $150 to Ann 4. ......... Ram Noticed that someone has changed the entries. So he decided to come up with a way such that he converted every statement into a code. Each new statement is converted into a code in such a that it made from code of previous code and code of new statement. 1. Ben gave $200 to Roni - 059fa39a6995d4b9be5831ef...