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試卷名稱(chēng) 信息安全工程師英語(yǔ)試題匯總
考試中心《信息安全工程師英語(yǔ)試題匯總》在線(xiàn)考試
試卷年份2016年下半年
試題題型【單選題】
試題內(nèi)容

In a public key infrastructure, a registration authority: 
A、verifies information supplied by the subject requesting a certificate. 
B、issues the certificate after the required attributes are verified and the keys are generated. 
C、digitally signs a message to achieve nonrepudiation of the signed message. 
D、registers signed messages to protect them from future repudiation. 


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