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ECCouncil 212-81 Practice Test - Questions Answers, Page 7

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Question 61

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You are trying to find a modern method for security web traffic for use in your company's ecommerce web site. Which one of the following is used to encrypt web pages and uses bilateral authentication?

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Question 62

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An authentication method that periodically re-authenticates the client by establishing a hash that is then resent from the client is called ______.

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Question 63

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In a ______ the attacker discovers a functionally equivalent algorithm for encryption and decryption, but without learning the key.

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Question 64

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Which of the following is a cryptographic protocol that allows two parties to establish a shared key over an insecure channel?

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Question 65

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A linear congruential generator is an example of what?

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Question 66

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DES has a key space of what?

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Question 67

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John works as a cryptography consultant. He finds that people often misunderstand the reality of breaking a cipher. What is the definition of breaking a cipher?

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Question 68

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_____ uses at least two different shifts, changing the shift with different letters in the plain text.

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Question 69

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Jane is looking for an algorithm to ensure message integrity. Which of following would be an acceptable choice?

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Question 70

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If you wished to see a list of revoked certificates from a CA, where would you look?

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