A new website that published leaked emails from several leading proponents of Britain's exit from the European Union is tied to Russian hackers, according to a Google cybersecurity official and the former head of UK foreign intelligence.

Western intelligence agencies are investigating a cyberattack by unidentified hackers that disrupted broadband satellite internet access in Ukraine coinciding with Russia's invasion, according to three people with direct knowledge of the incident.

An infamous ransomware group with potential ties to Russian intelligence and known for attacking health care providers and hundreds of other targets posted a warning Friday saying it was “officially announcing a full support of Russian government.”

A new website that published leaked emails from several leading proponents of Britain's exit from the European Union is tied to Russian hackers, according to a Google cybersecurity official and the former head of UK foreign intelligence.

Western intelligence agencies are investigating a cyberattack by unidentified hackers that disrupted broadband satellite internet access in Ukraine coinciding with Russia's invasion, according to three people with direct knowledge of the incident.

An infamous ransomware group with potential ties to Russian intelligence and known for attacking health care providers and hundreds of other targets posted a warning Friday saying it was “officially announcing a full support of Russian government.”