Patent ID: 11962580
Assignee: AKAMAI TECHNOLOGIES, INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. Multi-Factor Authentication (MFA) Software-as-a-Service (SaaS) for authenticating a user to a site, the user having a computing machine, and an associated mobile device, the computing machine having a browser and a web storage application programming interface (API) with a local storage component, comprising:
hardware and associated software comprising program code configured to:
during an MFA workflow initiated by the user logging into the site in association with a site page, receive a request, the request having been generated by an invisible iframe associated with the site page, the iframe configured to create the request by (a) catching a message from the site page that passes a random value, (b) retrieving a private key of a browser key pair from the local storage component, and (c) using the private key of the browser key pair to create a signature over an assertion comprising the random value together with a domain name of the site page;
upon verifying the signature using a public key of the browser key pair, forward the assertion to the associated mobile device to facilitate completion of the MFA workflow.