CCIE系列认证

单选题Birthday attacks are used against which of the following？（）Adigital signaturesBsymmetric cipheringChashalgoritmsDasymmetric cipheringEdigital certificates

题目
单选题
Birthday attacks are used against which of the following？（）
A

 digital signatures

B

 symmetric ciphering

C

 hashalgoritms

D

 asymmetric ciphering

E

 digital certificates

参考答案和解析
正确答案： B
解析： 暂无解析
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相似问题和答案

第1题：

Which of the following would be used to test out the security of a specific network by allowing it toreceive security attacks?()

A. Honeynet

B. Honeypot

C. Vulnerability scanner

D. Network based IDS


参考答案：A

第2题：

The Company is concerned about Layer 2 security threats.  Which statement is true about these  threats？ （）

  • A、 MAC spoofing attacks allow an attacking device to receive frames intended for a different  network host.
  • B、 Port scanners are the most effective defense against dynamic ARP inspection.
  • C、 MAC spoofing, in conjunction with ARP snooping, is the most effective counter-measure against reconnaissance attacks that use dynamic ARP inspection (DAI) to determine vulnerable  attack points.
  • D、 Dynamic ARP inspection in conjunction with ARP spoofing can be used to counter DHCP  snooping attacks.
  • E、 DHCP snooping sends unauthorized replies to DHCP queries.
  • F、 ARP spoofing can be used to redirect traffic to counter dynamic ARP inspection.
  • G、 None of the other alternatives apply.

正确答案:A

第3题：

Which of the following is "承兑交单"?

A、Bill of exchange

B、Document against acceptance

C、Statement

D、Cost price


正确答案:B

第4题：

Observe the following options carefully， which two attacks focus on RSA？ （）

  • A、BPA attack
  • B、Adaptive chosen ciphertext attack
  • C、DDoS attack
  • D、Man-in-the-middle attack

正确答案:A,B

第5题：

A customer wants to check whether they have the necessary tools enabled to prevent intrusions andvirus attacks on a Windows Vista workstation. Which of the following tools can be used to display thecurrent configuration? （）

  • A、Security Center
  • B、Event Viewer Security log
  • C、Windows Defender
  • D、Windows Firewall

正确答案:A

第6题：

Which of the following security mitigation techniques is the MOST effective against zero－day attacks?()

A.Update antivirus definitions

B.MAC filtering

C.Effective security policies

D.User awareness training


参考答案：D

第7题：

Which of the following statements that describe Diffie Hellman Key exchange are correct？ （）

  • A、 A DH key exchange is an algorithm that utilizes asymmetric cryptographic keys.
  • B、 The DH key exchange is used to establish a shared secret over an insecure medium during an IPSec phase 1 exchange.
  • C、 The DH exchange is susceptible to man-in-the-middle attacks.
  • D、 The DH exchange is used to authenticate the peer device duringan IPSec phase 1 exchange.
  • E、A DH exchange provides Perfect Forward Secrecy （PFS）.

正确答案:A,B,C,E

第8题：

Which of the following channels, when used in close proximity to one another, provide the BESTprotection against crosstalk?()

A. 1 and 11

B. 2 and 10

C. 6 and 1

D. 6 and 11


参考答案：A

第9题：

Birthday attacks are used against which of the following？（）

  • A、 digital signatures
  • B、 symmetric ciphering
  • C、 hashalgoritms
  • D、 asymmetric ciphering
  • E、 digital certificates

正确答案:C

第10题：

Which of the following channels, when used in close proximity to one another, provide the BESTprotection against crosstalk?（）

  • A、1 and 11
  • B、2 and 10
  • C、6 and 1
  • D、6 and 11

正确答案:A

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