Zoom has introduced post-quantum end-to-end encryption (E2EE) for its meetings, utilizing the Kyber 768 algorithm for improved security against potential quantum computing threats. By distributing encryption keys solely among meeting participants, the content remains inaccessible to Zoom's servers or any third party. To benefit from this enhanced security, participants need to use Zoom desktop or mobile app versions 6

 Zoom announces post-quantum end-to-end encryption for increased meeting security

0.10 and above, and hosts with free accounts must verify their phone numbers via SMS. This advancement signifies a significant step in securing online communication and ensuring users have access to a future-proof level of data protection.
https://www.hackread.com/zoom-advanced-encryption-increased-meeting-security/