Video conference call app Zoom updated its security in September after a cybersecurity company discovered vulnerabilities that could have allowed strangers to eavesdrop on conversations.

A hacker group is using Zoom calls to spread malware and take over computers.

USERNAMES and passwords linked to more than 500,000 Zoom accounts are up for sale online. Credentials for the video-conferencing app are being sold on the dark web and hacker forums for less than a… ...