Institute of Commercial Management | Qualification Subject

Computer Security

ICM Professional Diploma Unit

This qualification is a new Single Subject and will be awarded as a Single Subject Certificate from June 2023.

Main Topics of Study:


  • Computer security concepts
  • Threats, attacks and assets
  • Security functional requirements
  • Fundamental security design principles
  • Attack surfaces and attack trees
  • Computer security strategy

Computer Security Technology and Principles

  • Cryptographic tools
  • User authentication
  • Access control
  • Database and data centre security
  • Malicious software
  • Denial–of–Service (DoS) attacks
  • Intrusion detection
  • Firewalls and intrusion prevention systems

Software and System Security

  • Buffer overflow
  • Software security
  • Operating system security
  • Cloud and IoT security

Security Management Issues

  • IT security management and risk assessment
  • IT security controls, plans and procedures
  • Physical and infrastructure security
  • Human resources security
  • Security auditing
  • Legal and ethical aspects

Symmetric Encryption and Message Algorithms

  • Symmetric encryption and message confidentiality
  • Public-Key cryptography and message authentication

Network Security

  • Internet security protocols and standards
  • Internet authentication applications
  • Wireless network security

This unit is part of the ICM Level 5 Diploma in Computer Science and Cyber Security

Example Candidate Response Booklet

Example Candidate Response (ECR) Booklets are a source of crucial information for Centres and Candidates as they use real candidate responses. We ask Senior Examiners to comment on five or more responses in terms of why the mark was awarded with commentary about how to improve the answer (if necessary).

Recommended Reading

Main Text:

Stallings, W. And, Brown, L. (2018). Computer Security, Principles and Practice, 4th ed. Harlow: Pearson Education Limited

Indicative Text:

Alternative Text and Further Reading: