Sending secret messages to your friends is fun, but today it’s so simple that you don’t even notice it anymore: practically any serious messaging system features encryption of some sort. To teach his ...

The concept of cryptography touches our lives many times per day, and that’s probably a conservative estimate. We have a pretty good idea of how it works, having dealt with public-key cryptography for ...

Description: Introduces the basic concepts of cryptography. Various cipher systems are presented, including transposition and substitution systems, Block ciphers, RSA, and Knapsack. Methods used to ...

This article is part of the TechXchange: Cybersecurity. This article series is in the Communication topic within our Series Library. Designed to be a study guide for a product development engineer, ...

In theory, quantum physics can bypass the hard mathematical problems at the root of modern encryption. A new proof shows how.

Cryptography is scary. In this tutorial, we get hands-on with Node.js to learn how common crypto concepts work, like hashing, encryption, signing, and more Trump: 'No exemptions' to reciprocal tariffs ...