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cryptomuseum.bsky.social
Crypto Museum
@cryptomuseum.bsky.social
Crypto Museum is all about historical cipher machines, spy radio sets, covert equipment, radio direction finders, intercept, spy cameras and much, much more.
This receiver from Watkins-Johnson played an important role in the Watergate Scandal (1972-1974) that eventually led to the resignation of US President Nixon in 1974. www.cryptomuseum.com/df/wj/rs111/
RS-111-1B receiver
Watkin-Johnson RS-111 surveillance receiver, introduced in 1963 by CEI and produced until 1980. Played an important role in the Watergate Scandal.
www.cryptomuseum.com
July 27, 2025 at 1:57 PM
Reposted by Crypto Museum
Sometimes I can see how the mechanism works from the scans, but in complex cases, it can be best to just model it and see what happens. The rotor stepping of the SG-41 mechanism is in the second type! The answer is mind-blowing! @tnmoc.bsky.social @threejs.org @cryptomuseum.bsky.social
February 22, 2025 at 10:04 AM
This device was used by the German Army to capture and decode Yugoslav telegraphy signals in Kosovo: www.cryptomuseum.com/telex/rs/ga0...
GA-082
Rohde & Schwarz GA-082 FSK analyzer, used from 1983 onwards for interception and analysis of telegraphy signals.
www.cryptomuseum.com
February 20, 2025 at 12:00 PM
Check out this power supply unit of 1965. It was used with the Fialka cipher machine (M-125) and proves that the Russians were well aware of TEMPEST and side-channel attacks. www.cryptomuseum.com/crypto/fialk...
BPK-125
Fialka power supply unit with TEMPEST features
www.cryptomuseum.com
December 19, 2024 at 8:19 PM
Reposted by Crypto Museum
A deeper look at recent claims by Chinese media of a “real and substantial” quantum computing “breakthrough” to attack SPNs, the underlying algorithms of modern cryptography including AES. Via @dangoodin.bsky.social.

TL;DR: Turns out, the death of modern cryptography is greatly exaggerated.
Here’s the paper no one read before declaring the demise of modern cryptography
The advance was incremental at best. So why did so many think it was a breakthrough?
arstechnica.com
October 30, 2024 at 4:08 PM
Reposted by Crypto Museum
"Chinese scientists reveal D-Wave’s quantum computers can break RSA encryption, signaling an urgent need for new cryptography solutions."
😮
www.thebrighterside.news/post/for-the....
For the first time ever researchers crack RSA and AES data encryption
Chinese scientists reveal D-Wave's quantum computers can break RSA encryption, signaling an urgent need for new cryptography solutions.
www.thebrighterside.news
November 20, 2024 at 6:55 AM
Just a quick message to let you all know that @cryptomuseum is now also active on Bluesky. Crypto Museum is a non-profit virtual museum for everyone interested in the history and technology of cryptography (such as Enigma), spy radio, covert devices and much more. Visit us at www.cryptomuseum.com
Historical cipher machines and much more
Crypto Museum preserves the history of cipher machines, spy radio sets, covert equipment, TSCM, intelligence services and much more, and provides in-depth technical details.
www.cryptomuseum.com
November 23, 2024 at 9:24 PM