How to calculate the hash of a block in bitcoin?

Do you want to calculate the hash of a block yourself? Let’s create a python program.

How to create a RPC enabled private network in Ethereum

Let’s create a Geth private network with remote call procedure APIs.

Ethereum is a platform to create decentralized applications which uses Blockchain data…

Decentralized Public Key Infrastructure

How do I know that I’m writing this article on actual Medium.com?

Because I can see the green-colored padlock next to the URL on my browser. The browser only shows the green padlock if the URL has a valid certificate. A digital…

Before installing Ubuntu on XPS

Pre-BIOS settings to install Ubuntu on DELL XPS

Uncles in Ethereum

An adoption of the GHOST protocol

The Simplest Blockchain — Blockchain Data Structure I

Cryptographic security goals and Information Security Goals

Let’s clear the confusion between the cryptographic security goals and information security goals.

Bitcoin tricks— Blockchain Data Structure II

Let’s learn the tricks used in Bitcoin!

Origami Zero-History Blockchain Structure for Peer Scalability (Part 1)