Exam Prep Questions
| Question 1 |
Which of the following are used for integrity checks?
|
| A1: | Answers: A, C. MD5 and SHA-1 can be used for integrity checks. Hashes produce a fingerprint of some data by taking the data and running in through an algorithm. The same data always produces the same value. If even one bit in the data has been changed, the fingerprint will be completely different. DES and AES are confidentiality algorithms, not integrity algorithms. |
| Question 2 |
Which of the following are used for the confidentiality of an IPSec session?
|
| A2: | Answers: C, D. Confidentiality or privacy is used to ensure that data, if sniffed, cannot be easily recognized. Encryption turns plaintext into ciphertext. ... |
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