Overview:Cybersecurity knowledge is becoming essential as industries rely heavily on digital systems and networks.Hands-on ...

Plus: A porn-quitting app exposed the masturbation habits of hundreds of thousands of users, Russian hackers are trying to take over people’s Signal accounts, and more.

A Hong Kong court has ruled that two Tiananmen vigil activists have a case to answer over calls to “end one-party rule” in China in a subversion trial under the Beijing-imposed national security law.