NCSC Technical Report 004: A Guide to Procurement of Single Connected Systems – Language for RFP Specifications and Statements of Work – An Aid to Procurement Initiators – Includes Complex, Evolving, and Multipolicy Systems
You can download it from the following link: https://packetstormsecurity.com/files/download/14029/NCSC-TR-004.txt
Source: https://packetstormsecurity.com/files/14029/NCSC-TR-004.txt.html