MI5 and FBI join forces to warn against 'game-changing' threat posed by China
MI5 head Ken McCallum said the agency is running seven times as many probes into China as it was four years ago.
Mi5
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Real life 'M' in Newcastle to tell the secrets of her MI5 spy career
Dame Stella Rimmington, the first woman appointed as Director General of MI5, is heading to Newcastle to share her spying experiences at a public event.
MI5 chief warns of new terror threats as allies withdraw from Afghanistan
Ken McCallum said as US and Nato withdraw from Afghanistan, terrorists "will seek advantages of opportunities" to rebuild.