A.身份認(rèn)證B.證書C.會(huì)話密鑰D.對(duì)稱密鑰
A.屬性證書B.數(shù)字證書C.公鑰證書D.身份證書
A.對(duì)Hash函數(shù)求逆B.公開密鑰C.非對(duì)稱算法加密D.對(duì)稱算法加密