Sensitive info on computers isolated from internet vulnerable to new hacks, researcher says

In this Feb. 17, 2016, file photo, an iPhone is seen in Washington. At a time of widespread digital insecurity, it turns out that the oldest and simplest computer fix there is — turning a device off and then back ... more >Computers separated from the internet are vulnerable to new hacks using unconnected smartphones to steal data such as passwords and keystrokes, according to Israeli researcher Mordechai Guri.

Air-gapped computers do not have wireless activity and are used by governments to store classified information and by organizations to manage critical infrastructure such as power and energy systems.

These machines are not impenetrable, however, and Mr. Guri disclosed a new method that…