The company stressed not everyone will need to verify their age, and that for many users their experience using Discord won't change. "Thanks for confirming that you've always been spying on your users," one Twitter user wrote in response, and that sentiment has been echoed by others.

There is no guarantee that a passenger's identity can be independently verified, however, and for that reason TSA is continuing to encourage all travelers to acquire a Real ID through their state Department of Motor Vehicles, or bring another qualifying document, such as a U.S. passport or permanent resident card.

The goal is for passwordless authentication to streamline clinical workflows, strengthen cybersecurity and reduce operational burden, the company said.