Nathan Eddy works as an independent filmmaker and journalist based in Berlin, specializing in architecture, business technology and healthcare IT. He is a graduate of Northwestern University’s Medill ...

If you've looked into getting a crypto wallet, you may hear that it comes with a key. In fact, it comes with two keys: a public key and a private key. They are both essential and they do different, ...

Public and private keys are the fundamental building blocks of secure transactions in the world of cryptocurrencies. These cryptographic instruments existed long before digital currencies were ...

Quantum computing is reshaping the foundation of digital security and the transition to post-quantum cryptography is no ...

As a Bitcoiner, you’re going to need a secure way to communicate privately, without relying on a company to encrypt your data for you. For example, freely available methods with end-to-end encryption ...

I'm trying to understand how public key authentication works and with tools such as ChatGPT I'm able to resolve how it works; the server keeps a tab of "authorized" public keys and uses them to ...

With the current model of Web3, your private key is either custodied by you or it’s custodied by a corporation such as an exchange like Coinbase. Lit Protocol, which will be featured at CoinDesk’s ...

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 ...

Courts and regulatory entities shouldn’t be allowed to impose their uninformed thoughts on Bitcoin private keys in the form of law. This is an opinion editorial by Christopher Allen, founder and ...

A private key is essential for accessing a crypto wallet, and losing it can mean permanent loss of funds. A seed phrase acts ...

GitHub, a Microsoft subsidiary has replaced its SSH keys after someone inadvertently published its private RSA SSH host key part of the encryption scheme in an open GitHub repository. While some may ...