Market Zoom users top 300 million as ban list grows Updated : April 23, 2020 03:02 PM IST Zoom has appointed former Facebook security chief Alex Stamos and a number of other experts to attack these concerns and security researchers say it has responded robustly to the issues. German carmaker Daimler was the latest company on Thursday to say it had banned use of Zoom for all corporate content until further notice. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.