"One common puzzle for the security-minded is how to work with confidential data on the road. Sometimes you can't bring your laptop, or don't want to. But working on somebody else's machine exposes you to malware and leaves behind all kinds of electronic trails."
Barton Gellman is an American journalist and author known for national security and surveillance reporting. He has worked with major U.S. publications and received Pulitzer Prize recognition for investigative reporting.