Question 1

What type of cryptography uses two keys instead of just one,generating both a private and a public key?

Accepted Answer

A) symmetric 
B) asymmetric 
C) shared 
D) open 
A) symmetric 
B) asymmetric 
C) shared 
D) open

Question 2

Which of the following is a public key system that generates random public keys that are different for each session?

Accepted Answer

A) ephemeral-secrecy 
B) perfect forward secrecy 
C) public secrecy 
D) random-key exchange 
A) ephemeral-secrecy 
B) perfect forward secrecy 
C) public secrecy 
D) random-key exchange

Question 3

Which of the following is more secure than software encryption?

Accepted Answer

A) hardware encryption 
B) private encryption 
C) application encryption 
D) full disk encryption 
A) hardware encryption 
B) private encryption 
C) application encryption 
D) full disk encryption

Question 4

Which key exchange requires Alice and Bob to each agree upon a large prime number and related integer?

Accepted Answer

A) Quantum Prime 
B) Prime-Curve 
C) Diffie-Hellman 
D) Elliptic Curve Diffie-Hellman 
A) Quantum Prime 
B) Prime-Curve 
C) Diffie-Hellman 
D) Elliptic Curve Diffie-Hellman

Question 5

If using the MD5 hashing algorithm,what is the length to which each message is padded?

Accepted Answer

A) 32 bits 
B) 64 bits 
C) 128 bits 
D) 512 bits 
A) 32 bits 
B) 64 bits 
C) 128 bits 
D) 512 bits

Question 6

Which of the following asymmetric cryptography algorithms is most commonly used?

Accepted Answer

A) AES 
B) RSA 
C) Twofish 
D) Blowfish 
A) AES 
B) RSA 
C) Twofish 
D) Blowfish

Question 7

What type of message authentication code uses hashing to authenticate the sender by using both a hash function and a secret cryptographic key?

Accepted Answer

A) SHA-384 
B) HMAC 
C) RIPEMD 
D) MD5 
A) SHA-384 
B) HMAC 
C) RIPEMD 
D) MD5

Question 8

Ciphertext is the scrambled and unreadable output of encryption.

Accepted Answer

A) True 
 B)False

Question 9

The XOR cipher is based on the binary operation eXclusive OR that compares two bits.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is not one of the functions of a digital signature?

Accepted Answer

A) verification of the sender 
B) prevention of the sender from disowning the message 
C) prove the integrity of the message 
D) protect the public key 
A) verification of the sender 
B) prevention of the sender from disowning the message 
C) prove the integrity of the message 
D) protect the public key

What type of cryptography uses two keys instead of just one,generating both a private and a public key?

Which of the following is a public key system that generates random public keys that are different for each session?

Which of the following is more secure than software encryption?

Which key exchange requires Alice and Bob to each agree upon a large prime number and related integer?

If using the MD5 hashing algorithm,what is the length to which each message is padded?

Which of the following asymmetric cryptography algorithms is most commonly used?

What type of message authentication code uses hashing to authenticate the sender by using both a hash function and a secret cryptographic key?

Ciphertext is the scrambled and unreadable output of encryption.

The XOR cipher is based on the binary operation eXclusive OR that compares two bits.

Which of the following is not one of the functions of a digital signature?

Introduction to Security

Malware and Social Engineering Attacks

Advanced Cryptography and PKI

Networking and Server Attacks

Network Security Devices, Design, and Technology

Administering a Secure Network

Wireless Network Security

Client and Application Security

Mobile and Embedded Device Security

Authentication and Account Management

Access Management

Vulnerability Assessment and Data Security

Business Continuity

Risk Mitigation

Filters

Exam 3: Basic Cryptography

What type of cryptography uses two keys instead of just one,generating both a private and a public key?

Which of the following is a public key system that generates random public keys that are different for each session?

Which of the following is more secure than software encryption?

Which key exchange requires Alice and Bob to each agree upon a large prime number and related integer?

If using the MD5 hashing algorithm,what is the length to which each message is padded?

Which of the following asymmetric cryptography algorithms is most commonly used?

What type of message authentication code uses hashing to authenticate the sender by using both a hash function and a secret cryptographic key?

Ciphertext is the scrambled and unreadable output of encryption.

The XOR cipher is based on the binary operation eXclusive OR that compares two bits.

Which of the following is not one of the functions of a digital signature?

Introduction to Security

Malware and Social Engineering Attacks

Advanced Cryptography and PKI

Networking and Server Attacks

Network Security Devices, Design, and Technology

Administering a Secure Network

Wireless Network Security

Client and Application Security

Mobile and Embedded Device Security

Authentication and Account Management

Access Management

Vulnerability Assessment and Data Security

Business Continuity

Risk Mitigation

Filters