A、公鑰分發(fā)問(wèn)題 B、私鑰分發(fā)問(wèn)題 C、對(duì)稱密鑰分發(fā)問(wèn)題 D、數(shù)據(jù)完整性問(wèn)題
A、公鑰密碼體系中的私鑰 B、公鑰密碼系統(tǒng)中的私鑰對(duì)數(shù)字摘要進(jìn)行加密 C、密鑰密碼體系 D、公鑰密碼體系中公鑰對(duì)數(shù)字摘要進(jìn)行加密
A、數(shù)據(jù)被泄露 B、數(shù)據(jù)被篡改 C、未經(jīng)授權(quán)擅自訪問(wèn) D、冒名發(fā)送數(shù)據(jù)或發(fā)送后抵賴