多项选择题
Which two statements about the Diffie-Hellman （DH） key exchange process are correct？（）
A.In the DH key exchange process， the session key is never passed across the network.
B.In the DH key exchange process， the public and private keys are mathematically related using the DH algorithm.
C.In the DH key exchange process， the session key is passed across the network to the peer for confirmation.
D.In the DH key exchange process， the public and private keys are not mathematically related， ensuring higher security
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多项选择题
Whichtwostatementsregardingasymmetrickeyencryptionaretrue？（）
A.The same key is used for encryption and decryption.
B.It is commonly used to create digital certificate signatures.
C.It uses two keys： one for encryption and a different key for decryption.
D.An attacker can decrypt data if the attacker captures the key used for encryption -
多项选择题
WhichthreesecurityconcernscanbeaddressedbyatunnelmodeIPsecVPNsecuredbyAH？（）
A.data integrity
B.data confidentiality
C.data authentication
D.outer IP header confidentiality
E.outer IP header authentication -
多项选择题
WhichthreesecurityconcernscanbeaddressedbyatunnelmodeIPsecVPNsecuredbyESP？（）
A.data integrity
B.data confidentiality
C.data authentication
D.outer IP header confidentiality
E.outer IP header authentication
