This document provides guidance for product and service acquirers, as well as suppliers of hardware, software and services, regarding:


a)    gaining visibility into and managing the information security risks caused by physically dispersed and multi-layered hardware, software, and services supply chains;


b)    responding to risks stemming from this physically dispersed and multi-layered hardware, software, and services supply chain that can have an information security impact on the organizations using these products and services;


c)    integrating information security processes and practices into the system and software life cycle processes, as described in ISO/IEC/IEEE