explore | Grilled Cheese

The large loop antennas on the roof of the US Embassy in Brasília later disappeared. Signals intelligence did not end with them.
The revelations by Edward Snowden beginning in 2013 showed that the US continued to maintain #SIGINT activities in Brazil (including Brasilia) 8/10

Next to them there was also what was known even then as a "Roof Maintenance Shed" (RMS), also called the #SIGINT shed. One photo shows a technician working on the RMS. Behind it were concealed further sensitive receiving antennas 4/10

🟡 SignalIntelligence | 6/10
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Anomalous Encrypted US Military Message
The U.S. military transmitted a 17-character encrypted emergency message over its communications network, one of the shortest recorded.

#OSINT #NewsGroup #USA #SIGINT #MilitaryComm

#Sigint und #AIint als alleinige Entscheidungsgrundlagen sind die Pest & Cholera des Nachrichtendienstgeschäfts.
Guat is gang'n, nix is g'scheh'n! - diesmal. 🥶

More importantly, WHO GAVE A HALLUCINATING CHATBOT ACCESS TO #SIGINT

"The bot fused together open-source intelligence with secret signals intelligence in government holdings and reached its fateful conclusion about the material the ship was carrying"

Our senior ML engineer's take: a sensor that has to phone home to think has already given something away.
In contested RF, transmission is the exposure risk. Classification belongs on-device.

More below.
https://bit.ly/4hjUFAt
#EdgeAI #SIGINT

On display are numerous historical, partly still analog devices, receivers, measuring instruments, and analysis equipment from past decades of #SIGINT. The devices are reminiscent of the technical development of signal collection, long before digital systems came to dominate 2/5

At the same time, the site in Bad Godesberg also had a technical dimension: it was considered one of the last land-based #SIGINT nodes Russia maintained in western Germany 4/4 bsky.app/profile/lecu...

Closure of the Russian Consulate General in Bonn (Bad Godesberg) is more than a diplomatic measure. The site was one of Russia’s most important remaining land-based #SIGINT nodes in western Germany 🧵1/6