A power cut that hit part of the Ukrainian capital, Kyiv, in December has been judged a cyber-attack by researchers investigating the incident.
The blackout lasted just over an hour and started just before midnight on Dec. 17.
BBC: Ukraine power cut ‘was cyber-attack’
A picture taken on Oct. 17, 2016 shows an employee typing on a computer keyboard at the headquarters of Internet security giant Kaspersky in Moscow.
