MI8

:For the American crytography group, see MI-8.

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:For the helicopter, see Mil Mi-8

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MI8, or Military Intelligence, section 8, was a British signals intelligence group in World War II. Also known as the Radio Security Service, it tracked radio broadcasts about German bombers during The Blitz.

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Signals intelligence in the UK is now performed by the Government Communications Headquarters (GCHQ).

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• MI5
• MI6

Signals intelligence: Signals intelligence (often contracted to SIGINT) is intelligence-gathering by interception of signals, whether between people (COMINT, or communications intelligence), whether involving electronic signals not directly used in communication (ELINT, or electronic intelligence), or combinations of the...

The Blitz: :For other meanings see Blitz (disambiguation)...