Official Recordspassport to use. Besides digitisation of vaccination certificates and COVID testing results, travellers will The user's official and approved digital immunisation require an application that can be used on record is the main part of a vaccination passport. smartphones to securely store the vaccine One of the first countries to launch the digital COVID-certificates. Travellers can then use the app to 19 passport was Bahrain. This followed shortly after seamlessly share the certificate with officials as and the World Health Organisation did a digital vaccine when required. IATA's Travel Pass is already being certificate trial in Estonia in October 2020. The U.K. used by travellers across several airlines that have recently updated its NHS app to allow fully signed with the organisation. A non-profit vaccinated individuals to showcase their vaccination CommonPass has also been introduced for the other record while travelling abroad. Meanwhile, the EU group of airlines that have not undertaken IATA's has also started working towards its digital initiative. So far, these apps are only used to verify vaccination certificate that will even show COVID-19 COVID-19 test results. Therefore, an integration to test results and recovery report. include the vaccine certification can also be This will allow EU residents to travel across 30 expected. This will make it easy for users to verify European countries once again. Similarly, Japan and their vaccine status during online check-in. China have also decided to introduce their own digital vaccine passports to facilitate cross border travel. Israel has started issuing a “Green Pass” for vaccinated travellers to allow them entry in venues like theatres and malls among others. On the other hand, U.S. citizens are being provided a handwritten “COVID-19 Vaccination Record Card” by the Centres for Disease Control and Prevention (CDC.) However, the U.S. government has not yet authorised a general digital proof of vaccination for Americans. Most U.S. states are planning to introduce some form of their own digital proof like the “Excelsior Pass” in New York. It is likely that most users would need a common platform through which they can put the vaccination A Common Platform16 TTW World