telecipher

plural teleciphers

1. rareA cipher machine that works in conjunction with a teletypewriter.

   The reason was a cipher machine known as the telecipher.

   1983, James Bamford, The puzzle palace: a report on America's most secret agency

   2 more examples

   In addition to the Enigma ciphers, a number of other telecipher machines were used for high-level communication.

   1993, Lauren S. Bahr, Bernard Johnston (M.A.), Collier's encyclopedia: with bibliography and index: Volume 7

   Initially, the attention was focused on the development of a telecipher machine in collaboration with Gretener.

   2007, Karl de Leeuw, J. A. Bergstra, The history of information security: a comprehensive handbook, page 14