NSA coughs up secret TEMPEST specs

    Date02 Jan 2001
    CategoryCryptography
    3272
    Posted ByAnthony Pell
    The first of several documents related to the US government's TEMPEST programme, obtained by Cryptome.org's John Young under a Freedom of Information Act (FOIA) request, have been posted on his Web site. His original request was denied, but the persistent Young . . . The first of several documents related to the US government's TEMPEST programme, obtained by Cryptome.org's John Young under a Freedom of Information Act (FOIA) request, have been posted on his Web site. His original request was denied, but the persistent Young sought an appeal of that decision, which was recently granted in his favour.

    No one is quite sure what TEMPEST stands for (some say it's an acronym for: Telecommunications Electronics Material Protected From Emanating Spurious Transmissions". Others say it is a nothing more than a code word), but what it means is quite simple: electromagnetic and acoustic signals which can be remotely detected and interpreted by a spy.

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