Patent ID: 11968185
Assignee: MICROSOFT TECHNOLOGY LICENSING, LLC
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A method comprising:
receiving a request to provide digital content for display in a slot of a user interface display screen of a first device;
by a secure execution environment,
(i) anonymizing an identifier received with the request,
(ii) determining that the request is associated with a content distribution test,
(iii) assigning the anonymized identifier to a test group associated with the content distribution test,
(iv) receiving user interface event data generated by the first device in response to the content distribution test, and
(v) attributing the received user interface event data to the test group; and

providing an association of the user interface event data with the test group and the content distribution test to a second device different than the first device without providing the identifier or the anonymized identifier to the second device.