This isn't applicable quite yet, but a heads-up regarding https://datatracker.ietf.org/doc/draft-haberman-digital-emblem/
Money is available to cover pre-standardization implementation and interoperability testing.
Orion browser could be used to view and validate digital emblems protecting web sites, data-at-rest, and (QRcode or RFID/NFC) tagged objects. Since this is a relatively small add-on to DANE support, it's not a big deal once DANE is implemented, if it's not already.