TheNationale SIGINT Organisatie (NSO) was the Dutchsignals intelligence (SIGINT) organisation, which was part of theMinistry of Defence, but worked for both the military intelligence and security agencyMIVD as for its civilian counterpartAIVD.

The NSO was established in 2003, in the aftermath of theSeptember 11, 2001 attacks and became fully operational in 2007. Early 2014, the NSO merged into the newly createdJoint Sigint Cyber Unit (JSCU).^[1]

The facilities of the NSO were a high frequency radio interception station inEibergen in theBerkelland municipality, and a satellite ground station inBurum in theKollumerland c.a. municipality.^[2] There are also some mobile SIGINT units which can be deployed at military operations abroad. The operation of both listening stations and the mobile units has been taken over by the JSCU.

Wikimedia Commons has media related toNationale Signals Intelligence Organisatie.

• (in Dutch)Ministerie van Defensie(Rijksoverheid)Ministry of Defence(in Dutch)

53°17′0″N6°12′50″E / 53.28333°N 6.21389°E /53.28333; 6.21389

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