Online Access Free 212-81 Practice Test

What type of encryption uses different keys to encrypt and decrypt the message?

• A.Private key
• B.Asymmetric
• C.Symmetric
• D.Secure

Which of the following encryption algorithms relies on the inability to factor large prime numbers?

• A.MQV
• B.AES
• C.EC
• D.RSA

Which of the following is used to encrypt email and create digital signatures?

• A.AES
• B.DES
• C.SHA1
• D.RSA

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.MD5
• B.PIKE
• C.MD4
• D.SHA2

Which of the following is not a key size used by AES?

• A.192 bits
• B.256 bits
• C.128 bits
• D.512 b