California State University, East Bay ITM 4278 Homework of ITM 4278 Chapter 5 E-commerce Security and Payment Systems 1)Spoofing involves attempting to hide a true identity by using someone else's e-mail or IP address

California State University, East Bay

ITM 4278

Homework of ITM 4278

Chapter 5 E-commerce Security and Payment Systems

1)Spoofing involves attempting to hide a true identity by using someone else's e-mail or IP address.

2. Smishing attacks exploit SMS messages.

3. SLS/TLS provides irrefutability.

4. Digital cash is legal tender that is instantly convertible into other forms of value without the intermediation of any third parties.

5. The overall rate of online credit card fraud is                              % of all online card transactions.

6.                        refers to the ability to ensure that messages and data are only available to those authorized to view them.

7. Most of the world's malware is delivered via which of the following?

8. Next generation firewalls provide all of the following except:

9. Which dimension(s) of security is spoofing a threat to?

10. All the following statements about symmetric key cryptography are true except:

11. The Data Encryption Standard uses a(n)                            -bit key.

12. All of the following statements about public key cryptography are true except:

13. All of the following statements about PKI are true except:

14. A digital certificate contains all of the following except the:

15. Which of the following dimensions of e-commerce security is not provided for by encryption?

16. All of the following are used for authentication except:

17. An intrusion detection system can perform all of the following functions except:

18. Which of the following is not an example of an access control?

19. Online bill payment now accounts for                             of all bill payments, while paper checks account for

                     .