Blockchain Musings

PEGGED SIDECHAINS

Consider the following 2 inter related questions :

Internet is becoming a basic need nowadays. Every work we do depends on the internet.But how secure is the internet ?. It depends on the Internet Service Providers(ISP) which makes it a centralized network.We can replace…

In Depth Guide to Ethereum — Part 1- Accounts

This is the first of the series of 10 posts on in-depth guide to Ethereum. This series of posts assume a basic knowledge of Ethereum and provides a comprehensive view of how Ethereum works. Each post in this series is on a specific component of the…

A Case of False Positives in Bloom Filters.

A Bloom Filter is a Probabilistic data structure,that is used to test the existence of an element in a set. If ‘x’ is the element and ‘S’ is the set,the existence of the element ‘x’ in set ’S’ returns 1(true),else will return 0(false).

Hyperledger Fabric API’s — CLI & REST

The majority of the components of hyperledger Fabric are client side components, and provide functionality for developing solutions with Hyperledger Composer. They are ->

Creating Raw Transaction on Ethereum

The following post illustrates how to create raw/offline transaction to ethereum.

This includes

1. Create Raw transaction for sending ethers.
2. Create Raw transaction for deploying contracts.

Blockchain — The next big revolution

It is now evident that the Satoshi Nakamoto did more than just inventing a currency, i.e Bitcoin. He also solved a longstanding problem in computing, to do with date and networks. His solution comprised of “blocks” of confirmed transactions that form a…

Storing documents in blockchain

Bitcoin technology was the pioneer of blockchain. So lets first discuss what, if at all, can be stored in the bitcoin.

The data directory is the location where Bitcoin’s data files are stored, including the wallet data file. There is a 1 MB size…

Mental model of a Blockchain

This is my mental model of what Blockchain is.

Blockchain is a complex system yet very simple concept to grasp if we have the right mental model of what it does and how it works. I have seen people confusing between what is the difference between…