SIAM is a Computer System Used on Iranian Cellular Networks, Providing Operators Remote Commands to Alter, Disrupt, and Monitor How Customers Use Their Phones

The tools can slow their data connections to a crawl, break the encryption of phone calls, track the movements of individuals or large groups, and produce detailed metadata summaries of who spoke to whom, when, and where.SIAM gives the government’s Communications Regulatory Authority — Iran’s telecommunications regulator — turnkey access to the activities and capabilities of the country’s mobile users. “Based on CRA rules and regulations all telecom operators must provide CRA direct access to their system for query customers information and change their services via web service,” reads an English-language document obtained by The Intercept.As furious anti-government protests swept Iran, the authorities retaliated with both brute force and digital repression. Iranian mobile and internet users reported rolling network blackouts, mobile app restrictions, and other disruptions.

Intercept Article

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