ThreatsDay roundup covering stealthy attacks, phishing trends, exploit chains, and rising security risks across the threat landscape.

Mr. Duggar, a former star of the TLC reality show, was arrested in Arkansas and was awaiting extradition to Florida, where the authorities said he molested a 9-year-old girl in 2020.

A man who committed one of Miami's worst mass shootings got a secret immunity deal and the moms whose sons were killed want to know more.