Eces practice questions - Study guides, Class notes & Summaries

How did the ATBASH cipher work? a. By shifting each letter a certain number of spaces b. By Multi alphabet substitution c. By rotating text a given number of spaces d. By substituting each letter for the letter from the opposite end of the alphabet (i.e. A becomes Z, B becomes Y, etc.) - correct answer d. By substituting each letter for the letter from the opposite end of the alphabet (i.e. A becomes Z, B becomes Y, etc.) DES has a key space of what? a. 2^128 b. 2^192 c. 2^56 d. 2^6...

Asymmetric - correct answer What type of encryption uses different keys to encrypt and decrypt the message? RSA - correct answer The most widely used asymmetric encryption algorithim is what? Plaintext - correct answer Original, unencrypted information is referred to as ____. DES - correct answer Which of the following is not an asymmetric system? User B's public key - correct answer In order for User A to send User B an encrypted message that only User B can read, User A must encry...

EC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions With 100% SURE ANSWERS

What type of encryption uses different keys to encrypt and decrypt the message? CORRECT ANSWERS: Asymmetric The most widely used asymmetric encryption algorithim is what? CORRECT ANSWERS: RSA Original, unencrypted information is referred to as ____. CORRECT ANSWERS: Plaintext Which of the following is not an asymmetric system? CORRECT ANSWERS: DES In order for User A to send User B an encrypted message that only User B can read, User A must encrypt message with which of the follo...

Asymmetric - correct answer What type of encryption uses different keys to encrypt and decrypt the message? RSA - correct answer The most widely used asymmetric encryption algorithim is what? Plaintext - correct answer Original, unencrypted information is referred to as ____. DES - correct answer Which of the following is not an asymmetric system? User B's public key - correct answer In order for User A to send User B an encrypted message that only User B can read, User A must encry...

1. How did the ATBASH cipher work? CORRECT ANSWERS: By substituting each letter for the letter from the opposite end of the alphabet (i.e. Abecomes Z, B becomes Y, etc.) 2. DES has a key space of what? CORRECT ANSWERS: 2^56 3. Which of the following are valid key sizes for AES (choose three)? CORRECT ANSWERS: c. 128 d. 192 e. 256 4. Which of the following algorithms uses three different keys to encrypt the plain text? CORRECT ANSWERS: 3DES Triple Data Encryption System 5. Wh...

EC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions Flashcards _ Answered; 100-

EC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions Answered; 100- Answered

ECES - Practice Exam Questions And Answers Which of the following is generally true about key sizes? a. Larger key sizes increase security b. Smaller key sizes increase security c. Key size is irrelevant to security d. Key sizes must be more than 256 bits to be secure - CORRECT ANWERS a. Larger key sizes increase security How did the ATBASH cipher work? a. By shifting each letter a certain number of spaces b. By Multi alphabet substitution c. By rotating text a giv...