An encryption method that works with continuous streams of input rather than fixed blocks. Bytes of plaintext go into the stream cipher, and bytes of encrypted text come out the other end. RC4 is an ...

A formula used to turn ordinary data, or "plaintext," into a secret coded message known as "ciphertext." The ciphertext can reside in storage or travel over unsecure networks without its contents ...

In a recent TechCrunch article I was quoted calling the one-time pad a “unicorn”. Inevitably, I was roundly criticized. But what none of the commenters (or myself) realized, however, was how ...