AGGREGATED External reporting by The Guardian — World. This page summarizes the publisher's feed entry; the full article is on www.theguardian.com.
Ukraine and Russia say emergency air-raid warning systems hit by cyber-hacks – Europe live
In Ukraine, the app started to send out alarming fake messages late on Sunday night Good morning and welcome to our live coverage of key events in Europe. Ukraine and Russia have reported corresponding cyber-hacks on their app warning systems overnight. Continue reading...
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