Patent attributes
Methods for or providing stored authentication information of one website for a related website are provided. In one aspect, a method includes receiving a first request to provide, for display, a webpage includes at least one authentication field, and receiving an identification of an absolute domain name for the webpage. The method also includes identifying a parent domain name from the absolute domain name, and determining whether stored authentication information for a user is available for the parent domain name. The method further includes providing, for display, a first notification to populate the stored authentication information for the user in the at least one authentication field when the stored authentication information is available for the parent domain name. Systems and machine-readable media are also provided.