Indeed. The term you are looking for in 4) is Lawful Interception [0]. Existing satellite networks like Iridium that support satellite crosslinks and could th

Indeed. The term you are looking for in 4) is Lawful Interception [0]. Existing satellite networks like Iridium that support satellite crosslinks and could theoretically get around this are not legally allowed to do so [e.g. 1]. [0] https://en.wikipedia.org/wiki/Lawful_interception https://en.wikipedia.org/wiki/Lawful_interception [1] https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf08528.html https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf08528.html