Online Access Free 212-81 Practice Test

What size key does Skipjack use?

• A.56 bit
• B.256 bit
• C.80 bit
• D.128 bit

Which of the following uses an 80 bit key on 64 bit blocks?

• A.Twofish
• B.Skipjack
• C.AES
• D.DES

What is the basis for the FISH algorithm?

• A.Equations that describe an ellipse
• B.The difficulty in factoring numbers
• C.Prime number theory
• D.The Lagged Fibonacci generator

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

The concept that if one bit of data changes, the cipher text will all completely change as well.

• A.Collision
• B.Substitution
• C.Confusion
• D.Avalanche