최신 212-81 무료덤프 - EC-COUNCIL Certified Encryption Specialist
What is the basis for the FISH algorithm?
정답: A
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The art and science of writing hidden messages so that no one suspects the existence of the message, a type of security through obscurity. Message can be hidden in picture or audio file for example. Uses least significant bits in a file to store data.
정답: C
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Which of the following are valid key sizes for AES (choose three)?
정답: A,B,C
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If you use substitution alone, what weakness is present in the resulting cipher text?
정답: A
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Which one of the following wireless standards uses the Advanced Encryption Standard (AES) using the Counter Mode-Cipher Block Chaining (CBC)-Message Authentication Code (MAC) Protocol (CCMP)?
정답: B
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Created in 1977 by Ron Rivest, Adi Shamir, and Leonard Adleman at MIT. Most widely used public key cryptography algorithm. Based on relationships with prime numbers. This algorithm is secure because it is difficult to factor a large integer composed of two or more large prime factors.
정답: D
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Which one of the following terms describes two numbers that have no common factors?
정답: A
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Which of the following is an asymmetric algorithm related to the equation y^2 = x^3 + Ax + B?
정답: A
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Hash. Created by Ronald Rivest. Replaced MD4. 128 bit output size, 512 bit block size, 32 bit word size, 64 rounds. Infamously compromised by Flame malware in 2012.
정답: D
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MD5 can best be described as which one of the following?
정답: A
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A real time protocol for verifying certificates (and a newer method than CRL).
정답: D
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What is a salt?
정답: C
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