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Nato chief: serious cyberattack could trigger collective defence commitment

Jens Stoltenberg has said cybercrime could trigger Article 5, where an attack on one ally is an attack on all

By Alex Dean  

Photo: Zhang Cheng/Xinhua News Agency/PA Images

Jens Stoltenberg, the Secretary-General of Nato, has said that a serious cyberattack would be sufficient to trigger the alliance’s collective defence commitment, where an attack against one ally is treated as an attack against all.

In an exclusive article for Prospect, the defence chief writes “For Nato, a serious cyberattack could trigger Article 5 of our founding treaty.”

Article 5 has been triggered only once, after the September 11th attacks. But “we have designated cyberspace a domain in which Nato will operate…

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