A VoIP service used by some of the world's biggest firms has been hacked

Trojan

Cybersecurity researchers have warned of threat actors abusing a flaw in a VoIP solution used by some of the world's biggest brands

Multiple cybersecurity companies have rung the alarm on 3CX, including Sophos, and CrowdStrike, saying threat actors are actively targeting users of compromised 3CX desktop clients on both Windows and macOS.