MOSCOW—In March 2013, the Bureau of Diplomatic Security at the U.S. State Department issued a warning for Americans wanting to come to the Winter Olympics in Sochi, Russia next February: Beware of SORM. The System of Operative-Investigative Measures, or SORM, is Russia’s national system of lawful interception of all electronic utterances—an Orwellian network that jeopardizes privacy and the ability to use telecommunications to oppose the government. The U.S. warning ends with a list of “Travel Cyber Security Best Practices,” which, apart from the new technology, resembles the briefing instructions for a Cold War-era spy:

Consider traveling with “clean” electronic devices—if you do not need the device, do not take it. Otherwise, essential devices should have all personal identifying information and sensitive files removed or “sanitized.” Devices with wireless connection capabilities should have the Wi-Fi turned off at all times. Do not...

You do not currently have access to this content.