New Security Risks Are Revealed All the Time

Multiple Choice

New security risks are revealed all the time. For instance, it was recently discovered that data from some unencrypted smart meters can be accessed from nearly ____ away, enabling would-be burglars to monitor homes to see if they are occupied based on electricity usage within the homes.

A) 50 feet
B) 1,000 feet
C) 100 feet
D) 2 miles