New technology helps trackers follow consumers' digital imprints — including across devices — through browser settings, battery levels and other details.
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Dartmouth College researcher Timothy Pierson holds a prototype of Wanda, which is designed to establish secure wireless connections between devices that generate data.
Eli Burakian/Dartmouth College
Yahoo Chief Information Security Officer Bob Lord on encryption: "Yes, it's used by terrorists. It's also used by people who are looking to voice their opinions on issues and to save lives."
Former professional wrestler Hulk Hogan stands with one of his lawyers just after his civil suit against Gawker Media went to the jury. The panel awarded him $115 million in damages on Friday.