[GreenKeys] Somewhat OT: The "Hotline"

[Henning Treumann]

A good source for information on that topic can be found here:

http://www.cryptomuseum.com/crypto/hotline/index.htm

Machines on the "Russian line" were East German RFT T63SU models.
Two language (Latin - Kyrillic)  derivates of the RFT T51 which is the East
German
version of Siemens T37. Produced in an old Siemens factory.

73
Henning DF3OE
i-Telex: 925302 and 92612






Am Do., 30. Aug. 2018 um 02:45 Uhr schrieb Dave Horsfall <dave at horsfall.org
>:

> The famous Hotline was installed between the Pentagon and the Kremlin on
> this day in 1963; despite its popular name "The Red Phone", it actually
> used RTTY then fax (now with encrypted email).
>
> It was a weird arrangement; American teletype machines had been installed
> in the Kremlin to receive messages from Washington, and Soviet teletypes
> were installed in the Pentagon.  The first message was “The quick brown
> fox jumped over the lazy dog’s back 1234567890" in both directions (with
> translators at both ends, of course).
>
> -- Dave
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