It's a measure of a cipher's quality that one cannot distinguish an encrypted message from a contentless one. Modern encryption methods don't give a decrypter any exploitable patterns. A method that did reveal patterns should be discarded in favor of one that doesn't -- there are many.
It's a measure of a cipher's quality that one cannot distinguish an encrypted message from a contentless one. Modern encryption methods don't give a decrypter any exploitable patterns. A method that did reveal patterns should be discarded in favor of one that doesn't -- there are many.