Protecting Your Data at a Border Crossing
https://www.zdziarski.com/blog/?p=6918 [www.zdziarski.com]
2017-02-10 14:04
In other words, you don’t need Microsoft to service a warrant, nor will the soil your data sits on matter, because it will be a border agent connecting directly your account with special software.
Also, somewhat older link: https://blog.filippo.io/securing-a-travel-iphone/