>no user of a microsoft system can audit the entire "supply chain" of that system, Yes you can, you can access the source code to audit it. https://en.wikiped

>no user of a microsoft system can audit the entire "supply chain" of that system, Yes you can, you can access the source code to audit it. https://en.wikipedia.org/wiki/Shared_Source_Initiative https://en.wikipedia.org/wiki/Shared_Source_Initiative