Security Model

A Security Model is a Model (Abstract) that can specify a security policy (for a computing system).

• Context:
  • It can range from being a Network Security Model, to being a Data Security Model, to being a Application Security Model.
  • It can range from being a Traditional Security Model (e.g., Perimeter-Based Security Model) to being a Modern Security Model (e.g., Zero Trust Security Model).
  • It can be based on different security principles, such as Least Privilege Principle, Defense in Depth, or Separation of Duties.
  • It can be used to guide the security architecture and security measures in an IT Environment.
  • It can include security mechanisms, such as authentication, authorization, encryption, and intrusion detection.
  • It can be applied in various computing platforms, such as Cloud Computing, Mobile Computing, and Edge Computing.
  • It can be critical in ensuring Data Privacy, Data Integrity, Data Availability, and Compliance with Security Standards.
  • It can be influenced by Regulatory Requirements and Industry Standards.
  • …
• Example(s):
  • A Human Security Model, ...
  • A Zero Trust Security Model, which operates on the principle of never trust, always verify.
  • A Bell-LaPadula Model, which is focused on maintaining the confidentiality of data.
  • A Biba Integrity Model, which is designed to prevent data tampering and unauthorized file access.
  • …
• Counter-Example(s):
  • A Non-Security Model, such as a Business Process Model.
  • A Physical Security Model, such as for building security.
  • …
• See: Information Security, Security Policy, Risk Management, Access Control, Cybersecurity, Network Security.

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