On 28 April, CNN reported that new research has revealed the extent to which Iran has built a powerful weapons industry based on Western technology, and how that technology is being used by Russia. Findings from Conflict Armament Research (CAR), made through detailed examination of components recovered in Ukraine and shared exclusively with CNN, underlines Iran’s ability to mimic and finesse military technology it has obtained illegitimately.
https://edition.cnn.com/2023/04/28/world/iran-drones-russia-ukraine-technology-intl-cmd/index.html