But in order to do those activities, you may eventually need something in addition to the vaccine: a vaccine passport application. IBM's Digital Health Pass app creates an online vaccine credential that can be stored in a mobile wallet. and is also working with IBM and CommonPass to help develop a set of universal standards for vaccine credential apps. Once they build a vaccine passport, companies will need to make sure people are comfortable using it. So while a vaccine passport app will show that you've received the shot, it may not be a guarantee that you safely attend an event or get on a flight.

Source: CNN December 27, 2020 14:14 UTC