California's groundbreaking privacy law takes effect in January. What does it do?

Last year, California passed a landmark privacy law that gives consumers more control over their data. The legislation gives residents unprecedented rights to control what information companies collect on them and how it is used.

The California Consumer Privacy Act will go into action 1 January 2020, giving residents of the state a whole new arsenal of tools to protect their data and personal information online – and saddling businesses with a lot more responsibility.

Here is everything you need to know about California’s “groundbreaking” new privacy law.

The California...