PracticeSignals and CommunityOne scored question.Which use of a shielding enclosure is documented, and which is not?Biological protection is documented, and network isolation is notNeither use has a record, including isolation of a seized deviceNetwork isolation is a real use; a health claim is notBoth uses were established by the same FTC and NIST testsKeys 1 to 4Tested in Shielding: Physics, Uses, and Claims