Journalists Katie Hafner and John Markoff Their new book "Cyberpunk: Outlaws and Hackers on the Computer Frontier" (Simon & Schuster) is about the growing importance of computer networks, and the growing importance of computer crime.
Rothfeder has just written a new book called "Privacy for Sale: How Computerization Has Made Everyone's Private Life an Open Secret." Using Dan Quayle and Dan Rather as examples, Rothfeder shows how easy it is to get access to a person's personal life -- such as a their birthdate, unlisted phone number, financial status, health status, and even what prescription drugs you take and where you shop -- all through a computer.
The cyber attack at Google's Chinese headquarters in December highlighted vulnerabilities in US network security. James Lewis, author of Securing Cyberspace in the 44th Presidency explains why terrorists see the Internet as the next frontier and how the Obama administration is responding.
Nearly all of the most commonly visited websites install invisible tracking software on your computer so the information can be sold to advertisers. Julia Angwin, who recently led a team of Wall Street Journal reporters investigating the practice, explains what companies do with the information -- and how you can protect your privacy online.
Parents should be paying very close attention to the digital media their children are using, says child advocate James Steyer. "Young people in particular often self-reveal before they self-reflect," he says. "There is no eraser button today for youthful indiscretion."
ProPublica investigative reporter Peter Maass says that cellphone companies monitor where we are, who we call, what we buy -- and often provide it to law enforcement when requested. "They are collecting a heck of a lot more information than we expect them to be collecting about us," he tells Fresh Air.
Shane Harris, an author and journalist who covers intelligence, surveillance and cybersecurity for a number of publications, says that the revelations about the NSA from Edward Snowden are nothing new, and that such programs have a significant recent history in the United States.