If David wishes to digitally sign the message that he is sending Mike, what key would he use to create the digital signature?

• David's public key

• Mike's public key

• David's private key

• Mike's private key

David would like to send Mike a message using an asymmetric encryption algorithm. What key should he use to encrypt the message?

• David's public key

• Mike's public key

• Mike's private key

• David's private key

Which one of the following certificate formats is closely associated with Windows binary certificate files?

• DER

• PFX

• P7B

• PEM

Which one of the following servers is almost always an offline CA in a large PKI deployment?

• Root CA

• RA

• Intermediate CA

• Internal CA

Davi recently obtained a wildcard certificate for *.mydomain.com. Which one of the following domains would not be covered by this certificate?

• mydomain.com

• dev. www.mydomain.com

• mail.mydomain.com

• core.mydomain.com

Elizabeth is choosing a symmetric encryption algorithm for use in her organization. She would like to choose the strongest algorithm from these choices. What algorithm should she choose?

• RSA

• DES

• 3DES

• AES

What type of cipher operates on one character of text at a time?

• Stream cipher

• Bit cipher

• Block cipher

• Balanced cipher

Which one of the following statements about cryptographic keys is incorrect?

• Asymmetric algorithms generally use longer keys than symmetric algorithms

• Digital certificates are designed to share public keys.

• Longer keys are better than shorter keys when the same algorithm is used.

• All cryptographic keys should be kept secret

Shahla recently discovered an attack where the attacker managed to force a network user to use weak encryption and was then able to decrypt that content. What term best describes this attack?

• Downgrade

• Homomorphic encryption

• Collision

• Birthday attack

A person's name, age, location, or job title are all examples of what?

• Biometric factors

• Attributes

• Identity factors

• Account permissions