第9套 _(1)__ is used to ensure the confidentiality,integrity and authenticity of the two end points in the private etwork .the__(2) __,an application layer protocol,authenticates each peer in an IPsec transaction ,IKE negotiates security policy,determining which algorithm may be used to set up the Runnel .It also handles the exchang of session keys used for that one transaction.Networks that use __(3)__to secure data traffic can automatically authenticate devices by using __(4)__,which Verify the identities of the two users who are sending information back and forth .IPsec can be ideal way to secure data in large networks that require __(5)__ connections among many devices。 (1) A.Encryption B.Code C.Certificate D. Tunnel (2) A.associated links B.Internet Key Exchange C IPsec D. encryption (3) A authenticity B.password C.IPsec D. Internet Key Exchange (4) A.protocols B.keywords C.IKE D. digital certificates (5) A.free B.strict C.secure D.remote 答案:1:A,2:B,3:C,4:D,5:C
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