In {TAIL ~ preferred embodiments}, {HEAD ~ the authenticated identities} of components performing the transformation can also be determined from the cryptographically protected information 
In
In { TAIL ~ preferred embodiments } , { HEAD ~ the authenticated identities } of components performing the transformation can also be determined from the cryptographically protected information
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH