Published: Monday, December 21, 2015
Most of us use cell phones and email every day. As our communications make their way from sender to recipient, they expose information about their contents and our interactions with others. The technologies we rely on thus come with inherent risks to our privacy and security. Thanks to disclosures made by whistleblower Edward Snowden about the National Security Agency (NSA) and other intelligence and law enforcement agencies, we have a better sense of the extent to which surveillance pervades American life.