Researchers say hackers have been stealing massive amounts of call records from over ten cell network providers worldwide to conduct targeted surveillance (Zack Whittaker/TechCrunch)

Zack Whittaker / TechCrunch:
Researchers say hackers have been stealing massive amounts of call records from over ten cell network providers worldwide to conduct targeted surveillance  —  At least 10 cell networks have been hacked over the past seven years  —  Security researchers say they have uncovered …