Iran will rely on its own software, made by local developers. Ban is intended to push Iran into the production of its own malware defense instruments. Iran launched a cyber defense headquarters some four months ago. The key task of cyber defense is to prevent computer worms or as some call it cyber weapons from breaking into or stealing data from Iran’s maximum security networks, including nuclear facilities, power plants, data centers and banks. The Islamic Republic has one of the most secure cyberspace in the world with 120 national systems and sub-systems.
Source: https://thehackernews.com/2012/02/iran-will-develop-their-own-security.html