In the week since international travelers were welcomed back to the United States, airlines, nonprofit organizations and travel groups have finally seen an uptick in the digital health passes they had ...

LONDON (Reuters) - Governments and airlines in Europe are hoping that vaccine certificates and digital health apps can help make travel for the masses a reality again this summer after a year of COVID ...

While Massachusetts introduced an online service this week to help residents prove they’ve been vaccinated against COVID-19, the City of Boston is preparing to roll out a vaccine certificate app of ...