Sentence examples similar to further authentication required from inspiring English sources
CalNet authentication required.
But if a further authentication check is required, they will be asked to look at their phone's camera or use its fingerprint sensor rather than be told to type in selected letters from their password, as is the case at the moment.
Two-step verification (also called two-factor authentication) requires an additional one-time code along with your typed password.
Two-factor authentication requires more than just a password, such as sending a Pin code to a smartphone.
Subsequent purchases, including those made in-app within 30 minutes of the password being entered, do not require further authentication.
The records are signed for further authentication and protection.
Information regarding further authentication can be obtained from the US Department of State, Authentications Office: https://travel.state.gov/content/travel/en/legal-considerations/judicial/authentication-of-documents/office-of-authentications.html.html
However, additional data are needed for further authentication.
These cell lines were employed for the described experiments without further authentication.
Further research required.
