EC-Council 212-81 EC-Council Certified Encryption Specialist (ECES) Online Training
EC-Council 212-81 Online Training
The questions for 212-81 were last updated at Feb 19,2025.
- Exam Code: 212-81
- Exam Name: EC-Council Certified Encryption Specialist (ECES)
- Certification Provider: EC-Council
- Latest update: Feb 19,2025
Changing some part of the plain text for some matching part of cipher text. Historical algorithms typically use this.
- A . Decoding
- B . Substitution
- C . Transposition
- D . Collision
Which of the following acts as a verifier for the certificate authority?
- A . Certificate Management system
- B . Directory management system
- C . Registration authority
- D . Certificate authority
Cylinder tool. Wrap leather around to decode. The diameter is the key. Used in 7th century BC by greek poet Archilochus.
- A . Cipher disk
- B . Caesar cipher
- C . Scytale
- D . Enigma machine
Software for maintaining an on-the-fly-encrypted volume. Data is automatically encrypted right before it is saved, then decrypted right after it is loaded, all w/o user intervention.
- A . VPN
- B . PGP
- C . Cryptool
- D . VeraCrypt
Calculates the average LSB and builds a table of frequencies and Pair of Values. Performs a test on the two tables. It measures the theoretical vs. calculated population difference.
- A . Certificate Authority
- B . Raw Quick Pair
- C . Chi-Square Analysis
- D . SP network
If you wished to see a list of revoked certificates from a CA, where would you look?
- A . RA
- B . RFC
- C . CRL
- D . CA
Which of the following areas is considered a strength of symmetric key cryptography when compared with asymmetric algorithms?
- A . Key distribution
- B . Security
- C . Scalability
- D . Speed
During the process of encryption and decryption, what keys are shared?
- A . Public keys
- B . Public and private keys
- C . User passwords
- D . Private keys
Collision resistance is an important property for any hashing algorithm. Joan wants to find a cryptographic hash that has strong collision resistance .
Which one of the following is the most collisionresistant?
- A . SHA2
- B . MD5
- C . MD4
- D . PIKE
A cryptanalysis success where the attacker discovers additional plain texts (or cipher texts) not previously known.
- A . Total Break
- B . Distinguishing Algorithm
- C . Instance Deduction
- D . Information Deduction
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