Steganography, the art of concealing messages within other messages, has been a vital technique for secure communication for centuries. In the digital age, this practice has evolved to include various ...

Encryption tools help people keep secrets. Bram Cohen has a more subtle ambition: he wants to help people keep secret the act of keeping secrets. For the last year Cohen, who created the breakthrough ...

Is there a way to send secret information to someone across the Internet in a way that nobody other than the intended recipient can read it – without using encryption? Can data be hidden in plain ...

In July, prominent hacker groups went on the equivalent of a media tour, promoting newly developed steganography tools: Camera/Shy (from Hacktivismo) and Peekabooty (from the Cult of the Dead Cow).

Until recently, steganography, the stealth technique of hiding text or images within image files, has mostly been considered too complex -- and conspicuous -- to be much of a threat. But some ...

An engineering firm suspected that an insider was transmitting valuable intellectual property out of its network. When Seattle-based forensics consulting firm Electronic Evidence Discovery Inc. (EED) ...

Security firm EdgeSpot has been looking for PDF file exploits lately. Now, the firm's researchers have found two interesting ones. The first is one that uses the PDF JS API this.getPageNumWords() and ...

In a scene from the 2005 science fiction movie “Serenity,” the heroine, River Tam – a quiet, troubled girl – is watching TV in a bar when, without notice, she turns into a violent killing machine.