Task:

Security being a top concern for any organisation, choosing the correct security solutions is of utmost importance. Consider an area of information technology (IT) security, such as, network security, e-mail security, database security and so on. Identify and research three different commercial IT security solutions/products for the chosen security area. The three products must target the same security issues. [Note: Instead of IT security specific products such as antivirus software etc. you may also choose to research the security features of products such as database management systems, operating systems and so on.]
Prepare a report providing categorical feature comparison for the three products in the chosen category and make recommendations about the products to assist purchasing decision.
Your report may include the following sections:

• Executive overview.
• Introduction.
• Product description.
• Detailed feature comparison.
• Conclusions and recommendations.
• Reference list
• Appendices (if any)

Length of the report:1500~2000 words, excluding references and appendices.

Rationale

This assessment item is aligned with the following learning outcome of the subject:

• be able to justify security goals and the importance of maintaining the secure computing environment against digital threats;

Depending on the IT security area chosen, the assessment item also relates to one or more of the following learning outcomes of the subject:

• be able to explain the fundamental concepts of cryptographic algorithms;
• be able to examine malicious activities that may affect the security of a computer program and justify the choice of various controls to mitigate threats;
• be able to compare and contrast the security mechanisms of a trusted operating system with those used in a general purpose operating system;
• be able to investigate and justify the use of the access control mechanisms and user authentication processes;
• be able to compare and contrast foundational security policies and models that deal with integrity and confidentiality.

Solution Preview:

Introduction

IT security is must for every organization as it secures the organization network and data from attack, hacking, steal etc. There are different areas of IT security such as e-mail security, network security, database security etc

Here our area of focus is on network security. Network infrastructure systems security is a key to many organizations, as the attacks are increasing day by day, there are many areas which need to be focused upon and need proper adherence towards the system maintenance. [Albright 2002]

Attacks happens on different parameters in different organizations, if these attacks are not prevented it will be penetrated inside the organization and can have a big impact on the overall systems:

1. Emails which will be unauthenticated
2. Security from Virus/Worms or Trojans
3. Use should be acceptable
4. Response from any incident

Unauthenticated Emails

Emails are daily send by the employees working in an organization, it can be either work related, social or nonsocial. Some employees are sending emails which they are not authorized to send to the outside entities and it will release the information into the wrong hands. …………………………………………

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