Here’s more, including “the 12 criteria that need to be satisfied in order to deliver a vaccine passport“: https://royalsociety.org/news/2021/02/12-challenges-f

Here’s more, including “the 12 criteria that need to be satisfied in order to deliver a vaccine passport“: https://royalsociety.org/news/2021/02/12-challenges-for-vaccine-passports/ https://royalsociety.org/news/2021/02/12-challenges-for-vacc... (or way more: https://royalsociety.org/-/media/policy/projects/set-c/set-c-vaccine-passports.pdf https://royalsociety.org/-/media/policy/projects/set-c/set-c...)