From the article: "Iran has just required its
nationals working in certain institutions to only use its own Iranian-sourced
email providers, and to stop interacting with emails received from any other
source--effectively forbidding access to the outside world by email. The move
affects employees in banks, insurance firms, and telecoms companies.
Universities are similarly affected, which also closes off email access by
Iran's academics and researchers. The government argues it's to prevent
scraping of data from email by foreign entities, but it looks a lot like one of
the primary moves to create a long-rumored Iran-only intranet in
reaction to the use of the net to foment anti-government resistance and spread news of Iran's
treatment of its population." Read more