French cinemas, museums and sports venues have begun asking visitors for proof of Covid-19 vaccination or a negative test as the country rolls out a vaccine passport system
From video calls involving 130 people to no-shows at the rehearsal, Josef Lieven and his software engineers faced their share of challenges on the road to Europe's digital Covid certificate
The EU will launch its digital Covid certificate on July 1. How will it use data on vaccinations, tests and immunity to usher in a return to summer tourism and travel across the European Union?
From digital certificates to "health passports", countries and airlines across the globe are hoping to relaunch travel by letting people prove their Covid-free status