When attempting to retrieve User Profile Information within InfoPath 2013 using the User Profile Service Web Service (GetUserProfileByName) under Claims Based Authentication, I am getting the expected username being returned, but the remaining values(First Name, Last Name, Email) are associated with the account running the Secure Store Service ID.
I have been following this blog post to assist with the configuration User Profile Service with Claims Based Authentication
The rules have been configured as follows:
This is the result when trying to create a new item: