HI! We have in our environment this Asset Intelligence sync status:

We have the AI sync point system role on our WSUS server that is also the Software update point, and from the AIUpdateSvc.log, i can see this error:
Asset Intelligence Catalog Sync Service Information: 0 : Tue, 23 Oct 2012 21:57:06 GMT:Next scheduled sync is within poll period. Kicking it off..
Asset Intelligence Catalog Sync Service Information: 0 : Tue, 23 Oct 2012 21:57:06 GMT:No proxy server
Asset Intelligence Catalog Sync Service Information: 0 : Tue, 23 Oct 2012 21:57:06 GMT:Authentication: Did not find machine certificate in ALM store
Asset Intelligence Catalog Sync Service Information: 0 : Tue, 23 Oct 2012 21:57:06 GMT:Enrollment Certicate Path is
Asset Intelligence Catalog Sync Service Information: 0 : Tue, 23 Oct 2012 21:57:06 GMT:Redirected to URL
https://sc.microsoft.com/CatalogService/service.svc
Asset Intelligence Catalog Sync Service Warning: 0 : Tue, 23 Oct 2012 21:57:08 GMT:WebException trying to enroll: Status = ProtocolError
Asset Intelligence Catalog Sync Service Error: 0 : Tue, 23 Oct 2012 21:57:08 GMT:Retrieve Machine Cert, Error - The request failed with HTTP status 403: Forbidden.
Asset Intelligence Catalog Sync Service Error: 0 : Tue, 23 Oct 2012 21:57:08 GMT:Exception attempting sync - The request failed with HTTP status 403: Forbidden.
Asset Intelligence Catalog Sync Service Warning: 0 : Tue, 23 Oct 2012 21:57:08 GMT:Found older file E:\SMS\MP\OUTBOXES\AIKbMgr.box\0148.ARX, deleting
Asset Intelligence Catalog Sync Service Information: 0 : Tue, 23 Oct 2012 21:57:08 GMT:=====================Data/Status copied to outbox=====================
When I browse to the specified website
https://sc.microsoft.com/CatalogService/service.svc from the WSUS server, i get this message:
Freddy