US Patent 10270770 Generic computing device attestation and enrollment

Secure enrollment of devices into computer networks is improved by a method that comprises receiving a first set of security data for computing devices from a vendor computing device and a second set of security data from a partner computing device and storing the first and second set of security data in a data repository; issuing a first authentication challenge to the computing devices, wherein the challenge is based on the first set and the second set of device security data; receiving a first authentication response from the computing devices and cross-referencing the first authentication response with the first set and the second set of device security data; receiving a second authentication challenge from the computing devices, wherein the second authentication challenge is based on the first set of security data; and issuing a second authentication response to the computing devices and determining whether to enroll the computing devices.