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 ...

In the context of cryptography, a public key is an alphanumeric string that serves as an essential component of asymmetric encryption algorithms. It is typically derived from a private key, which must ...

For thousands of years, if you wanted to send a secret message, there was basically one way to do it. You’d scramble the message using a special rule, known only to you and your intended audience.

The original version of this story appeared in Quanta Magazine. For thousands of years, if you wanted to send a secret message, there was basically one way to do it. You’d scramble the message using a ...

Introduction Let’s be honest — passwords are a pain. They’re either too simple and easy to guess, or so complicated ...

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 ...

Encryption is a fundamental aspect of Public Key Infrastructure (PKI) – a service used to confirm identity by proving ownership of a private key. Encryption plays a crucial role in this process, ...

Cryptography is an obscure discipline. Unless you're in big tech, a university or a research organization, you're unlikely to meet its practitioners. Even then, you might have to search to find them.

Microsoft prepares for security in a world where our old codes are easily broken. Get familiar with these technologies now before they become necessary. Much of what we do to keep our online lives ...

Several popular messaging apps, including Messenger, Signal, Telegram and WhatsApp, use end-to-end encryption. Open Rights Group/Flickr, CC BY-SA Imagine opening your front door wide and inviting the ...