Sentence examples for cipher was from inspiring English sources

The cipher was broken and the message was eventually published in The New York Herald.

But the idea of reducing Congress to a cipher was already in play.

But while the cipher was a notable success, Dr. Knight and his colleagues have been frustrated by other, more impenetrable ciphers.

For many years this type of cipher was thought to be impregnable and was known as le chiffre indéchiffrable, literally "the unbreakable cipher".

The resulting biliteral cipher was then written into a rectangular array and route encrypted by reading the columns in the order indicated by a key word, as illustrated in the figure.

"Cracking the Copiale Cipher was a neat bit of work by Kevin Knight and his collaborators," said Nick Pelling, a British software designer and a security specialist who maintains Cipher Mysteries, a cryptography news blog.

But playing a cipher is hard.

"Under-Song For A Cipher" is substantial.

GCHQ maintains that the cipher is impossible to crack.

Just being a cipher is not a good thing".

Such a cipher is produced when a nonrepeating text is used for the key.