Google is encouraging businesses and security practitioners to utilize cryptographic hashes like SHA-256, a Secure Hash Algorithm which serves as the basis of the Bitcoin network’s proof of work (PoW) ...

Understanding the Quantum Computing Threat to Bitcoin The world of cryptocurrency has long been praised for its robust security based ...

What is the Q-Day prize? The Q-Day Prize is a challenge to make the Bitcoin network quantum resistant. On April 16, 2025, quantum computing-focused company Project 11 announced the “Q-Day Prize,” a ...

Understanding Bitcoin is a one-way hash function should make sense because a hash function cannot be reversed. Once you understand that, it is hard to go back to thinking otherwise. The secure hash ...

Right now there are thousands of computers connected to the Internet, dutifully calculating SHA-256 hashes and sending their results to other peers on the Bitcoin network. There’s a tremendous amount ...

Two of the most important ecosystems in proof-of-work mining are SHA-256 and Scrypt — each with its own hardware requirements, economics, and strategic considerations.

How mining works is fascinating. When I explain it to people, I enjoy seeing their face the moment their mind is blown. I’ll explain it here, but just know, I’m imagining all your faces as your minds ...

Members can download this article in PDF format. In the last two articles, we covered the basic concepts and two basic types of cryptography. In this article, we will look at specific implementation ...