Hey @Rajinthan17,
Thank you for reaching out to the Zoom Developer Forum. If you want to make sure that only authenticated users are able to join your meeting with a unique join URL you will want to enable meeting_authentication and require registration when using the Create a Meeting API.
Meeting Authentication
Here’s a support article covering authentication profiles too:
Require Registration
Here’s a support article on meeting registration:
Once you have meeting registration enabled, participants will be sent a confirmation email containing a unique join URL when they are approved.
I hope that helps! Let me know if you have any questions.
Thanks,
Max