FBI and Homeland Security say upcoming election not under threat, but warning about hacking amplifies fears of tampering and undermining public confidence in vote

Group, not in American custody, targeted French election, Ukraine, Olympics; was behind 'most disruptive and destructive series of computer attacks ever attributed to single group'

But parliamentary Intelligence and Security Committee says 'serious questions needed to be asked' about government's slow recognition of threat of meddling

Leaked official documents from US-Britain trade talks were used by Labour Party to claim Conservative government planned to sell country's health service to US companies

Timing of operation suggests hackers of Burisma gas company were searching for material that could damage the Bidens

Cyber pirates believed to have ties to Kremlin hijacked tools of organizations in Islamic Republic to hide their true identities; UK official calls attack unprecedented

More than 200 of the accounts originating in Iran 'directly engaged with discussions related to Israel,' social network says