Question 1

Which of the following are considered to be common asymmetric cryptographic algorithms? (Choose all that apply. )

Accepted Answer

A) Data Encryption Standard 
B) Elliptic Curve Cryptography 
C) Advanced Encryption Standard 
D) Digital Signature Algorithm 
A) Data Encryption Standard 
B) Elliptic Curve Cryptography 
C) Advanced Encryption Standard 
D) Digital Signature Algorithm

Question 2

What four basic protections can cryptography support?

Accepted Answer

Cryptography can sup

Question 3

Wireless data networks are particularly susceptible to known ciphertext attacks.

Accepted Answer

A) True 
 B)False

Question 4

What alternative term can be used to describe asymmetric cryptographic algorithms?

Accepted Answer

A) user key cryptography 
B) public key cryptography 
C) private key cryptography 
D) cipher-text cryptography 
A) user key cryptography 
B) public key cryptography 
C) private key cryptography 
D) cipher-text cryptography

Question 5

If Bob receives an encrypted reply message from Alice,whose private key is used to decrypt the received message?

Accepted Answer

A) Bob's private key. 
B) Alice's private key. 
C) Bob and Alice's keys. 
D) Bob's private key and Alice's public key. 
A) Bob's private key. 
B) Alice's private key. 
C) Bob and Alice's keys. 
D) Bob's private key and Alice's public key.

Question 6

What term describes data actions being performed by endpoint devices,such as printing a report from a desktop computer?

Accepted Answer

A) data-in-transit 
B) data-in-play 
C) data-at-rest 
D) data-in-use 
A) data-in-transit 
B) data-in-play 
C) data-at-rest 
D) data-in-use

Question 7

What is a pseudorandom number generator?

Accepted Answer

A pseudorandom number generato

Question 8

Asymmetric cryptographic algorithms are also known as private key cryptography.

Accepted Answer

A) True 
 B)False

Question 9

Explain how a hash algorithm works and how it is primarily used.

Accepted Answer

A hash algorithm creates a unique "digit

Question 10

Data that is in an unencrypted form is referred to as which of the following?

Accepted Answer

A) crypttext 
B) plain text 
C) simpletext 
D) cleartext 
A) crypttext 
B) plain text 
C) simpletext 
D) cleartext

Question 11

What cryptographic method,first proposed in the mid-1980s,makes use of sloping curves instead of large prime numbers?

Accepted Answer

A) FCC 
B) RSA 
C) ECC 
D) IKE 
A) FCC 
B) RSA 
C) ECC 
D) IKE

Question 12

When Bob needs to send Alice a message with a digital signature,whose private key is used to encrypt the hash?

Accepted Answer

A) Bob's private key 
B) Alice's private key 
C) Bob and Alice's keys. 
D) Bob's private key and Alice's public key. 
A) Bob's private key 
B) Alice's private key 
C) Bob and Alice's keys. 
D) Bob's private key and Alice's public key.

Question 13

What is meant by the phrase "security through obscurity," and why is this concept not accurate?

Accepted Answer

Security through obscurity,or the notion

Question 14

How does a downgrade attack work?

Accepted Answer

In a downgrade attack a threat actor for

Question 15

What type of cipher takes one character and replaces it with one character,working one character at a time?

Accepted Answer

A) block cipher 
B) single cipher 
C) unit cipher 
D) stream cipher 
A) block cipher 
B) single cipher 
C) unit cipher 
D) stream cipher

Question 16

GNU Privacy Guard a proprietary software that runs on different operating systems.

Accepted Answer

A) True 
 B)False

Question 17

How does asymmetric encryption work?

Accepted Answer

Asymmetric encryption uses two keys inst

Question 18

What type of cryptographic algorithm creates a unique digital fingerprint of a set of data?

Accepted Answer

A) hash 
B) key 
C) digest 
D) block 
A) hash 
B) key 
C) digest 
D) block

Question 19

What is the difference between a stream cipher and a block cipher?

Accepted Answer

When comparing the amount of d

Question 20

After the DES cipher was broken and no longer considered secure,what encryption algorithm was made as its successor?

Accepted Answer

A) AES 
B) Twofish 
C) 3DES 
D) RSA 
A) AES 
B) Twofish 
C) 3DES 
D) RSA

Which of the following are considered to be common asymmetric cryptographic algorithms? (Choose all that apply. )

What four basic protections can cryptography support?

Wireless data networks are particularly susceptible to known ciphertext attacks.

What alternative term can be used to describe asymmetric cryptographic algorithms?

If Bob receives an encrypted reply message from Alice,whose private key is used to decrypt the received message?

What term describes data actions being performed by endpoint devices,such as printing a report from a desktop computer?

What is a pseudorandom number generator?

Asymmetric cryptographic algorithms are also known as private key cryptography.

Explain how a hash algorithm works and how it is primarily used.

Data that is in an unencrypted form is referred to as which of the following?

What cryptographic method,first proposed in the mid-1980s,makes use of sloping curves instead of large prime numbers?

When Bob needs to send Alice a message with a digital signature,whose private key is used to encrypt the hash?

What is meant by the phrase "security through obscurity," and why is this concept not accurate?

How does a downgrade attack work?

What type of cipher takes one character and replaces it with one character,working one character at a time?

GNU Privacy Guard a proprietary software that runs on different operating systems.

How does asymmetric encryption work?

What type of cryptographic algorithm creates a unique digital fingerprint of a set of data?

What is the difference between a stream cipher and a block cipher?

After the DES cipher was broken and no longer considered secure,what encryption algorithm was made as its successor?

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

Which of the following are considered to be common asymmetric cryptographic algorithms? (Choose all that apply. )

What four basic protections can cryptography support?

Wireless data networks are particularly susceptible to known ciphertext attacks.

What alternative term can be used to describe asymmetric cryptographic algorithms?

If Bob receives an encrypted reply message from Alice,whose private key is used to decrypt the received message?

What term describes data actions being performed by endpoint devices,such as printing a report from a desktop computer?

What is a pseudorandom number generator?

Asymmetric cryptographic algorithms are also known as private key cryptography.

Explain how a hash algorithm works and how it is primarily used.

Data that is in an unencrypted form is referred to as which of the following?

What cryptographic method,first proposed in the mid-1980s,makes use of sloping curves instead of large prime numbers?

When Bob needs to send Alice a message with a digital signature,whose private key is used to encrypt the hash?

What is meant by the phrase "security through obscurity," and why is this concept not accurate?

How does a downgrade attack work?

What type of cipher takes one character and replaces it with one character,working one character at a time?

GNU Privacy Guard a proprietary software that runs on different operating systems.

How does asymmetric encryption work?

What type of cryptographic algorithm creates a unique digital fingerprint of a set of data?

What is the difference between a stream cipher and a block cipher?

After the DES cipher was broken and no longer considered secure,what encryption algorithm was made as its successor?

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