What Is a Cryptophone?

A cryptographic machine is a device that implements clear-to-crypto transformation or secret-to-clear transformation under the role of a key.

Password machine

(A device under the influence of a key)

A cryptographic machine is a device that implements clear-to-crypto transformation or secret-to-clear transformation under the role of a key.
Name
Password machine
Name
cryptograph
Condition
Key role
Types of
Device
Password machine
cryptograph
It is defined as a device that implements a clear-cryptographic transformation or a secret-clear transform under the role of a key. With the development of technology, the composition principle and implementation technology of cryptographic machines are different in different periods.