Book Image

Learn Bitcoin and Blockchain

By : Kirankalyan Kulkarni
Book Image

Learn Bitcoin and Blockchain

By: Kirankalyan Kulkarni

Overview of this book

Blockchain is a distributed database that enables permanent, transparent, and secure storage of data. Blockchain technology uses cryptography to keep data secure. Learn Bitcoin and Blockchain is the perfect entry point to the world of decentralized databases. This book will take you on a journey through the blockchain database, followed by advanced implementations of the blockchain concept. You will learn about Bitcoin basics and their technical operations. As you make your way through the book, you will gain insight into this leading technology and its implementation in the real world. You will also cover the technical foundation of blockchain and understand the fundamentals of cryptography and how they keep data secure. In the concluding chapters, you’ll get to grips with the mechanisms behind cryptocurrencies. By the end of this book, you will have learned about decentralized digital money, advanced blockchain concepts, and Bitcoin and blockchain security.
Table of Contents (6 chapters)

Securing Bitcoin and blockchain

Investing in Bitcoin or any other Altcoins is a lucrative option that promises high returns in a short time, subject to risks. That is probably why we see a huge demand for these cryptocurrencies, which also shows us why there are ongoing attacks against exchanges and currency theft. An example of this was when the news was filled with headlines stating that top cryptocurrency exchanges were hacked and currency worth several hundred million dollars was stolen. You can see these headlines in the following screenshot:

The questions that arise are as follows:

  • How do we keep currency safe from all such attacks?
  • Is there any safe place?
  • Are there any do's and don'ts to be followed that can safeguard our currency?

So, most Bitcoin thefts are due to poor wallet or security management. In the following diagram, we can see the things that interest...