Encryption is effective, but applying it to PCs, databases, and networks means adding layers of software and hardware and taking on new costs stemming from product licenses, training, and support.

Encryption's reputation as a difficult, often unmanageable technology that can thwart productivity and frequently deliver negative ROI has hindered adoption in all but the most secretive ...

A new ranking of popular encrypted messaging programs finds the ones that are most effective at protecting users’ privacy.

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Werner Koch's code powers the email encryption programs around the world. If only somebody would pay him for the work.

Public key encryption systems are widely available on the Internet and heavily used by large companies. The best-known data encryption program is called RSA.

The program started in 2000, pre-9-11 times when encryption tools really started to spread on the web. Since that time they have been secretly working to undermine most encryption technology.

With its selection of file encryption tools, a neat USB protector, and a beginner-friendly user interface, SensiGuard is right up there with the best file encryption programs we’ve used. Why you ...

America Online releases a version of AIM that offers client-to-client encryption. The company also unveils a gateway that lets firms decode encrypted IMs leaving their servers.

New mobile encryption software meant to give jihadists an edge over Western intelligence agencies has been released by an Islamist group that produces propaganda for terrorist groups like al Qaeda ...