Blockchain

One of the most important function in PKI is the hashing function. A hash function maps the data of any arbitrary size to data of fixed size. Bitcoin uses SHA-256…

Public Key Cryptography or in short PKI is also known as asymmetric cryptography. It uses two pairs of keys - public and private. A key is a some long binary…

The Bitcoin was introduced in this world by Satoshi Nakamoto through a research-style white paper entitled Bitcoin: A Peer-to-Peer Electronic Cash System in the year 2008. The Bitcoin not only solved the…

Consider a situation shown in image − As clearly seen here, Bob is tendering a $10 bill to Lisa in exchange of a book. Once the Lisa receives this physical…

A blockchain is a growing list of records, called blocks, which are linked using cryptography. Each block contains a cryptographic hash of the previous block, a timestamp, and transaction data.…