Security leaders have to be prepared for mail-based threats and doxxing, posting someone's address online, that may target public figures.  

Enterprises must be better prepared with a full-scale mail security program that can adapt to an increasingly porous attack surface.

The “phygital” attack, which bridges “physical” and “digital,” is a serious threat to critical infrastructure. What can chief security officers (CSOs), chief information security officers (CISOs), and other security leaders do to protect companies against them?