![]() As such it isn't listed in the official Classification Manuals, which are declassified regularly. The general use of that marking was terminated in 1995, but NSA kept using it as an internal marking. NSA using codewords that were generally considered abolished, reminds of a similar case in which the NOCON marking appeared in a document from the Snowden-trove. ![]() Der Spiegel said that it's an "analysis of the communication paths between Belgium and Africa prepared in January 2009". Given the rather old-fashioned logo-type of the letters SD, it's not quite clear whether the document, or at least the header might predate 1999, although the content is clearly from more recent years. STRAP is the codeword that GCHQ uses to protect sensitive information, with STRAP1 denoting the least sensitive category: One document from the Snowden-leaks, which was published by Der Spiegel on December 20, 2013, is marked SECRET STRAP1 SPOKE. Very interesting is that not only UMBRA, but also the codeword SPOKE seems to be still in use. The Top Secret codeword TRINE was compromised when the North Koreans captured the NSA spy ship USS Pueblo in 1968. Since World War II, the NSA and her predecessors used codewords for protecting highly sensitive COMINT information and they were generally replaced by a new one every one or more years. ![]() From then on, the kind of information they were used for, had now to be protected by the general COMINT control system, or by specific compartments thereof for more sensitive information. (click for the full document as pdf-file)Īccording to instructions like these, the use of the codewords UMBRA, SPOKE and MORAY was terminated as of May 1999.
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