How China's mass collection of personal info and its new, unevenly enforced data security rules contribute to a thriving underground market for stolen data (Karen Hao/Wall Street Journal)

Karen Hao / Wall Street Journal:
How China's mass collection of personal info and its new, unevenly enforced data security rules contribute to a thriving underground market for stolen data  —  Government's mass collection of personal information aids social control but undermines national security, cybersecurity researchers say