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单选题
With PGP， which of the following entity signs a users’s public key？（）
A
The sender of the message.
B
The receipient of the message.
C
The sender’s administrator who provides the sender with the PGP program.
D
A third party that belongs to what’s often known as web of trust， that can verify the relationship between the user and the key.
E
The vendor of the PGP program.
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更多 “单选题With PGP， which of the following entity signs a users’s public key？（）A The sender of the message.B The receipient of the message.C The sender’s administrator who provides the sender with the PGP program.D A third party that belongs to what’s often known as web of trust， that can verify the relationship between the user and the key.E The vendor of the PGP program.” 相关考题
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