"cipher without" is a correct and usable phrase in written English.
It means without any meaning or significance. Example: The secret code was just a cipher without any real purpose or message.
As the homomorphic ability of encryption makes it possible for local network gateways to perform an operation on cipher-text without decryption, it reduces the authentication cost (in terms of processing power) while maintaining the secrecy of data.
The system allows to watermark encrypted data without requiring the knowledge of the original data and also to cipher watermarked data without damaging the embedded signal.
(Hudson, unfortunately, is a lacklustre Shug. Performing alongside Erivo or the fantastic Brooks, she's a cipher, a voice without a soul).
Gaspard is a walking cipher, a man without qualities, passing through life with a strange neutrality, holding himself in abeyance in anticipation of a vaguely glorious future.
Without this cipher, there is no time".
The price of that ambition, at least as dramatized here, is borne by those around Mark, who remains a strategic cipher throughout: a Facebook page without a profile photo.
It's a cipher that's very difficult to reverse without knowing the keys.
The resulting cipher, although generally inscrutable and not forgeable without the secret key, can be decrypted by anyone knowing the key either to recover the hidden information or to authenticate the source.
Harold Lloyd, without his producer, is a mere cipher.
It assumes that the cipher image (or video) can be decoded and viewed without decryption.
