In contrast to the cooperative preparations required for setting up private key encryption, such as secret-sharing and close coordination between sender and receiver ...

RSA encryption is a major foundation of digital security and is one of the most commonly used forms of encryption, and yet it operates on a brilliantly simple premise: it's easy to multiply two large ...

Nearly three decades ago, a new method for encrypting digital information transformed online security. Dubbed RSA↓ RSA stands for “Rivest–Shamir–Adleman,” the surnames of its inventors. , it exploited ...

Encryption, the transformation of data into a form that prevents anyone unauthorized from understanding that data, is a fundamental technology that enables online commerce, secure communication, and ...

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 ...

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 ...

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 ...