PHILADELPHIA -- The White House is weighing in the contentious topic of whether people will be required to carry so-called "vaccine passports" to show proof they have been immunized against COVID-19.

SAN FRANCISCO (KGO) -- If you are flying to Hawaii you will need to show proof of a negative COVID-19 test. The Commons Project created the Common Pass, a digital certificate that lives on your ...

A new Canadian paper offers conditions under which vaccine certificates should and should not be considered in future ...

CHICAGO (WLS) -- There is a Chicago initiative to offer an electronic COVID vaccine passport, akin to what's rolling out in New York State, that would allow stadiums, concert venues and other ...

COPENHAGEN (Reuters) - Denmark is developing a digital "vaccine passport" for people who have received a COVID-19 vaccine, a move that may enable them to travel to countries where such documentation ...

A Moderna COVID-19 vaccine (brand name: Spikevax) photographed at Borinquen Health Care Center on May 29 in Miami. (Photo illustration by Joe Raedle/Getty Images) The Food and Drug Administration ...