Hi Michael:
On 03.10.18 04:35, Michael Richardson wrote: > 1) you run a half-mind Registrar that is on the secure side of your air-gap, > and it has > a USB interface (or 9-track tape drive... statscan.gc.ca used to run > unidirectional UUCP over 9-track tapes walked across the machine room > air-gap) > on which it can place voucher requests, and receive vouchers from > other-half-mind Registrar. > > This lets you use nonced vouchers, potentially with expiry dates. > Maybe very long expiry dates. Or maybe your personnel-safety-critical > equipment has a best-before date, and so it's acceptable for you to have > vouchers only until that date. One approach I would like would be to get the voucher size down to the point where it could reasonably fit into a QR code. Then it's a scan. I see that as future work. Eliot
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