There is a long list of common problems that plague CISOs and their enterprise security teams. But compliance requirements, patch management and basic password hygiene are just some of the widely-known CISO challenges. There are many more cybersecurity blind spots that lurk under the radar. At RSA Conference 2016, several CISOs and security experts discussed some of the cybersecurity blind spots that enterprises often don’t see until it’s too late. Here’s what they had to say.