Both Ukraine and Russia say their air raid alert apps were cyber-attacked – Joe Tidy explains what we know so far.
https://www.bbc.co.uk/news/videos/crq5n6204g20o?at_medium=RSS&at_campaign=rss
Both Ukraine and Russia say their air raid alert apps were cyber-attacked – Joe Tidy explains what we know so far.
https://www.bbc.co.uk/news/videos/crq5n6204g20o?at_medium=RSS&at_campaign=rss