Security is tough and is even tougher to do, in complex environments with lots of dependencies and monolithic architecture. With the emergence of cloud and microservice architecture, security has become a bit easier however it introduces its own set of security challenges. This talk will showcase how we can leverage DevOps/DevSecOps techniques to secure organizations at scale. We will also discuss how emerging technologies like Docker, Kubernetes, Clair, ansible, consul, vault, etc., can be used to scale/strengthen the security program.