US Patent 11546773 Visual voicemail centralized authentication system for wireless networks

A method for authenticating a network entity to access restricted information. The method includes receiving a request to generate a visual voicemail message based on an analysis of network entity profile data and contextual information relating to the network entity. The method includes generating the visual voicemail message based on the network entity profile data and the contextual information, sending the visual voicemail message to the network entity and requesting authentication information included with the visual voicemail message. In response to receiving the requested authentication information, the network entity is authenticated to access to the restricted information.