?url_ver=Z39.88-2004&rft_id=10.1137%2FS0097539700377864&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Michele&rft.aulast=Boreale&rft.au=Boreale%2C+Michele&rft.date=2001&rft.atitle=Proof+Techniques+for+Cryptographic+Processes&rft.title=SIAM+Journal+on+Computing.&rft.issue=3&rft.pages=947-986&rft.volume=31&rft.issn=0097-5397&rft.genre=article