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212-81 Exam Question, 212-81 Real Exam

With all the questons and answers of our EC-COUNCIL 212-81 study materials, your success is guaranteed. Moreover, we have Demos as freebies. The free demos give you a prove-evident and educated guess about the content of our Certified Encryption Specialist 212-81 Practice Questions. As long as you make up your mind on this 212-81 exam, you can realize their profession is unquestionable.

EC-COUNCIL 212-81 Exam Syllabus Topics:

Topic Details
Topic 1
  • Server-based Certificate Validation Protocol
  • Classification of Random Number Generator

Topic 2
  • Point-to-Point Tunneling Protocol (PPTP)
  • National Security Agency and Cryptography

Topic 3
  • Symmetric Block Cipher Algorithms
  • Basic Facts of the Feistel Function

Topic 4
  • Birthday Paradox: Probability
  • Mono-Alphabet Substitution

Topic 5
  • Number Theory and Asymmetric Cryptography
  • Advanced Encryption Standard (AES)

Topic 6
  • Cracking Modern Cryptography
  • Example of Symmetric Stream Ciphers: PIKE

Topic 7
  • Cracking Modern Cryptography: Ciphertext-only and Related-key Attack
  • Cracking Modern Cryptography: Chosen Plaintext Attack

Topic 8
  • Shiva Password Authentication Protocol (S-PAP)
  • Challenge-Handshake Authentication Protocol (CHAP)

Topic 9
  • Introduction and History of Cryptography
  • Breaking the Vigenère Cipher


EC-COUNCIL Certified Encryption Specialist Sample Questions (Q160-Q165):

NEW QUESTION # 160
The next number is derived from adding together the prior two numbers (1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89).

  • A. Odd numbers
  • B. Fermat pseudoprime
  • C. Prime numbers
  • D. Fibonacci Sequence

Answer: D Explanation:
Fibonacci Sequence
https://en.wikipedia.org/wiki/Fibonacci_number
In mathematics, the Fibonacci numbers, commonly denoted Fn, form a sequence, called the Fibonacci sequence, such that each number is the sum of the two preceding ones, starting from 0 and 1. That is, F0 = 0, F1=1, Fn = Fn-1 + Fn-2; for n > 1.
The beginning of the sequence is thus:
0,1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144...
Incorrect answers:
Prime numbers - numbers that have only 2 factors: 1 and themselves. 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47...
Fermat numbers - a positive integer of the form Fn = 2BONUS!!! Download part of ValidExam 212-81 dumps for free: https://drive.google.com/open?id=1t1rv-JNQe-7Ip7OVHsqxqGUhmqz-GYx-