The certification provider
IYO Website
https://www.iyoyoga.com/
Yoga with Anwaar Website
https://www.iyoyoga.com/post/yoga-with-anwaar-registered-with-iyo-international-yoga-organisation
The IYT® International Yoga Teacher Examination Viva-
The IYT® International Yoga Teacher Examination, which includes a viva, should only be conducted by the school.
IYT®-International Yoga Teacher 200 hours Viva Examination-
IYT® International Meditation Teacher Viva Examination-