So you stay on top of operating system vulnerabilities and patch
regularly, but did you ever consider that there may be vulnerabilities in your containers? In March of 2015, a report that over 30% of the "official" images in the Docker Hub contained high priority security vulnerabilities was issued by Banyan, an IT operations company.

However, not all vulnerabilities are created equal - this talk
investigates methods of detecting and mitigating vulnerabilities in containers.