The UPK IAS SDK can be found here: http://www.oracle.com/technetwork/middleware/upk/downloads/index.html. The download link becomes available after accepting the license agreement.
If you have additional questions, please see the announcement at the top of this UPK forum for the best resources available.
In order to clarify any details regarding your licenses please contact the local Oracle Partner Business Center at one of the following contacts
Hours of Operation: 6:30 am (PST) - 6:00: pm (PST) Monday to Friday excluding public holidays.
More details are also available in the note:
Who to Contact for Sales and New License Inquiries or Purchase New Product Inquiries (Doc ID 1226624.1)