"Censorship and state control over the Internet in Iran is changing: it is becoming more systemic and less detectable, posing an ever-greater threat to Iranian users. Increasingly, the state is focusing on developing the technological infrastructure to effectively control access to the Internet inside Iran and covertly monitor its use. In effect, the state is attempting to create a wall around the Internet, and to serve as its sole gatekeeper, allowing or denying entry at will and gaining full access to the accounts of those whom it allows in." (Executive summary)