This document specifies technical principles and practices to build, package and deploy systems and applications in a reliable and secure way. The standard focuses on establishing effective compliance and IT controls. It presents principles of DevOps including mission first, customer focus, left-shift, continuous everything, and systems thinking. It describes how stakeholders including developers and operations staff can collaborate and communicate effectively. Its process outcomes and activities are aligned with the process model specified in ISO/IEC/IEEE 12207:2017, Systems and software engineering--Software life cycle processes, and in ISO/IEC/IEEE 15288:2015, Systems and software engineering--System life cycle processes