Techranger

Boeing actually did this when they designed the 777. They were the first manufacturer to hire a Chief Mechanic to participate in the design process. His name is Jack Hessburg.

In his role as chief mechanic at Boeing, Hessburg led a group of more than 100 mechanics in designing features into the 777 that have made it one of the most mechanic-friendly airplanes in the world.

https://boeing.mediaroom.com/1999-04-27-Boeing-Chief-Mechanic-Earns-Lifetime-Achievement-Award

The USA and UK are both Five Eyes members and routinely share intelligence. If the USA had compromised secure apps, wouldn’t the UK be privy to intelligence gathered via that method?