The present invention relates to an encryption technology as an information security technology, and in particular to a signature generation apparatus and {HEAD ~ a signature verification apparatus} which perform {TAIL ~ processing} based on a digital signature 
perform
The present invention relates to an encryption technology as an information security technology , and in particular to a signature generation apparatus and { HEAD ~ a signature verification apparatus } which perform { TAIL ~ processing } based on a digital signature
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH