BN305 Assignment 1: Types of VPN and Encryption Techniques Report

This report delves into the critical role of Virtual Private Networks (VPNs) in securing organizational networks, evaluating both SSL and IPsec VPN mechanisms. It investigates SSL VPN implementations, including authentication and encryption processes, supported by a literature review and practical examples. The report analyzes how web browsers ensure secure server communication, digital signature functionality, and server-client verification methods. Confidentiality and integrity in SSL communication are examined, along with the role of symmetric encryption and hash algorithms. The report also covers various VPN client software options, anti-replay attack mitigation, and protection strategies against SSL attacks. Finally, it explores remote database access via SSL VPN and potential security threats, concluding with a summary of the importance of VPNs in maintaining secure network infrastructures. The report uses screenshots and examples to illustrate the concepts discussed.