BCA Semester 5 – MIS and e-Business – Unit 4: E-Commerce Security and Fraud Issues and Protection (10Hrs)

Question 1

Discuss in detail the security defense strategies that you can implement while securing e-commerce systems from security attacks and threats.

Marks: 10

Year: 2020 Final TU

1. Introduction E-commerce systems face various security attacks and threats, including: - Malware and ransomware - Phishing and identity theft - SQL injection and cross-site scripting (XSS) -

Question 2

Define availability, authentication and authorization. How they can be enforced in e-commerce security?

Marks: 5

Year: 2020 Final TU

1. Key Security Concepts | Term | Definition | |--------------------|---------------------------------------------------------

Question 3

What is digital signature? Explain the requirements of digital signature in secure transaction. How does digital signature work?

Marks: 5

Year: 2021 Final TU

1. Digital Signature Definition: A digital signature is a cryptographic technique used to verify the authenticity and integrity of digital messages or documents. - Ensures that a message is from t

Question 4

Discuss the security requirements of Internet and E-commerce applications and how these requirements are fulfilled by various hardware and software systems? Explain in detail with examples.

Marks: 10

Year: 2021 Final TU

1. Introduction Security is a critical aspect of Internet and e-commerce applications. It ensures safe transactions, protection of data, and trust between businesses and customers. E-commerce securi

Question 5

As more organizations use IT systems, ransomware attacks have become a big problem, especially during and after the Covid 19 pandemic. In this scenario, describe ransomware attacks in detail, includin

Marks: 10

Year: 2022 Final TU

1. Ransomware Attacks Definition: Ransomware is a type of malware that encrypts a user’s or organization’s files and demands payment (ransom) to restore access. - Targets IT systems, servers, and

Question 6

Differentiate between virus, worm and Trojan horse.

Marks: 5

Year: 2022 Final TU

1. Definitions | Term | Definition | |-----------------|-------------------------------------------------------------------------

Question 7

What is encryption and decryption? Explain the symmetric key encryption and asymmetric key encryption in detail.

Marks: 5

Year: 2022 Final TU

1. Encryption and Decryption | Term | Definition | |------------------|--------------------------------------------------------

Question 8

Discuss the security issues related of wireless communication.

Marks: 5

Year: 2024 Final TU

1. Introduction Wireless communication allows data transfer without physical cables, using radio waves, Wi-Fi, Bluetooth, or cellular networks. While convenient, wireless networks are more vulnerabl