As governments the world over seek ways to jumpstart economic activity, one proposal is a so-called “immunity passport” that would allow certain people who test positive for COVID-19 antibodies to ...

"The darknet is booming with activity related to the vaccines," an expert says. As states continue to open up eligibility for the COVID-19 vaccine and more services start to require proof of ...

Boston's acting mayor compared vaccine passports to birtherism. As New York City turns to vaccine passports to help limit the spread of COVID-19, other cities have pushed back against similar measures ...

(CNN) — The US Department of Health and Human Services, under Secretary Robert F. Kennedy Jr., has recently made significant changes to how Covid-19 vaccines are approved and the groups they are ...

Technologists have been working to create digital apps to easily show a person’s COVID-19 vaccine certification, but there are still key issues that experts say will make it unlikely the apps become ...

As a group of advisers to the US Centers for Disease Control and Prevention met this week to discuss recommendations on who should get the updated Covid-19 shot this season, a newly published analysis ...