When sending your credit card number through a public medium, such as the Internet, your financial credibility may be compromised if the number is not first encrypted. It is impossible to tell who may ...

Digital security depends on the difficulty of factoring large numbers. A new proof shows why one method for breaking digital encryption won’t work. My recent story for Quanta explained a newly proved ...

Encryption algorithms can be intimidating to approach, what’s with all the math involved. However, once you start digging into them, you can break the math apart into smaller steps, and get a feel of ...

Editor’s note: This article originally published 12-22-13, but was updated 12-23-13 with RSA’s comments. The U.S. National Security Agency (NSA) paid $10 million to vendor RSA in a “secret” deal to ...