GETTY A former GCHQ official has warned there are more Russian spies in Britain than during the Cold War

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John Bayliss, a former official who spent 40 years at Government-run GCHQ, said foreign agents are trying to get hold of secret talks between arms companies, Armed Forces and the Ministry of Defence. This is done through sending codes to phones where foreign agents can access calls and texts.

There are more Russian intelligence agents now than at the height of the Cold War John Bayliss

Mr Bayliss delivered further chilling warnings, saying the deprived death-cult ISIS had technology which is advanced enough to hack phones in Britain. He said: “There are more Russian intelligence agents now than at the height of the Cold War. “A lot of them want information from defence contractors and also the MoD.”

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Mr Bayliss claims there are six Russian spies for every British spy in the world. Most spies operate near London and other cities, as well as towns with a large Navy presence.

GETTY John Bayliss warned there are six Russian spies to every one in the UK

Mr Bayliss has given talks to defence contractors working on nuclear submarines on how they can stop their intelligence and devices being hacked by outside threats. He has also talked to British soldiers about security issues before their tours of Afghanistan. He said: “Spies can then listen to conversations and see your texts. It is even possible for them to get a text saying this person has just received a phone call.

GETTY Former Prime Minister David Cameron with Russian leader Vladimir Putin