Chapter 4: The Art of Protecting Secrets Quiz

Which asymmetric algorithm provides an electronic key exchange method to share the secret key?

• RSA

• Diffie-Hellman

• WEP

• DES

• hashing

What encryption algorithm uses one key to encrypt data and a different key to decrypt data?

• transposition

• symmetric

• asymmetric

• one-time pad

What type of cipher encrypts plaintext one byte or one bit at a time?

• block

• stream

• hash

• enigma

What cryptographic algorithm is used by the NSA and includes the use of elliptical curves for digital signature generation and key exchange?

• ECC

• RSA

• AES

• El-Gamal

• IDEA

What is the term used to describe the science of making and breaking secret codes?

• factorization

• cryptology

• impersonation

• spoofing

• jamming

Which three processes are examples of logical access controls? (Choose three.)

• guards to monitor security screens

• intrusion detection system (IDS) to watch for suspicious network activity

• firewalls to monitor traffic

• fences to protect the perimeter of a building

• biometrics to validate physical characteristics

What term is used to describe concealing data in another file such as a graphic, audio, or other text file?

• masking

• hiding

• obfuscation

• steganography

What are three examples of administrative access controls? (Choose three.)

• background checks

• policies and procedures

• hiring practices

• intrusion detection system (IDS)

• encryption

Which three protocols use asymmetric key algorithms? (Choose three.)

• Secure Sockets Layer (SSL)

• Advanced Encryption Standard (AES)

• Telnet

• Pretty Good Privacy (PGP)

• Secure Shell (SSH)

A warning banner that lists the negative outcomes of breaking company policy is displayed each time a computer user logs in to the machine. What type of access control is implemented?

• masking

• deterrent

• detective

• preventive