Welcome to the final chapter of the book. By now, you will have gained an in-depth knowledge of blockchain functions and how they are built. You must be getting excited to build your very own blockchain and explore its various functionalities!

Before we conclude this book, let's have a quick review of what we've learned so far and explore what improvements or amendments we can make to our blockchain to make it more secure and reliable.

So, let's get ready to take the last steps...