lThe comparison could be made:
l
lAt the output level (i.e. the Th
& W outputs)
§Masks any differences below
lOver fixed intervals
§Leaves
uncertainty
lAt the Sum-Registers level
§Much more
computation
lTheir CRCs
§both
massages pass the check and contain identical information
§4 bytes only
and Pr 1E-20 (Probability of Non-Detection)