What are the basic principles of software security?

What are the five principles of security?

Five security principles

  • Data encryption. All metering devices have individual encryption keys to protect data from meter to collection unit and from collection unit to server. …
  • Role-based access. Data security is not only a technical matter. …
  • Logging of activities. …
  • Multiple layers of Security. …
  • Contingency plan.

What are the eight principles of security?

The eight design principles are:

  • Principle of Least Privilege. …
  • Principle of Fail-Safe Defaults. …
  • Principle of Economy of Mechanism. …
  • Principle of Complete Mediation. …
  • Principle of Open Design. …
  • Principle of Separation of Privilege. …
  • Principle of Least Common Mechanism. …
  • Principle of Psychological Acceptability.

What are the six principles of security?

Defining Security Principles

  • Confidentiality. Confidentiality determines the secrecy of the information asset. …
  • Integrity. With data being the primary information asset, integrity provides the assurance that the data is accurate and reliable. …
  • Availability. …
  • Passwords. …
  • Keystroke Monitoring. …
  • Protecting Audit Data.

What are the 7 layers of security?

7 Layers of Security

  • Information Security Policies. These policies are the foundation of the security and well-being of our resources. …
  • Physical Security. …
  • Secure Networks and Systems. …
  • Vulnerability Programs. …
  • Strong Access Control Measures. …
  • Protect and Backup Data. …
  • Monitor and Test Your Systems.
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What are the 12 principles of design?

There are twelve basic principles of design: contrast, balance, emphasis, proportion, hierarchy, repetition, rhythm, pattern, white space, movement, variety, and unity. These principles work together to create visually appealing and functional designs that make sense to users.

What is open design security?

Open Design

• The principle of open design states that the. security of a mechanism should not depend on. secrecy of its design or implementation. – If the strength of a program’s security depends on the. ignorance of user, a knowledgeable user can defeat the.

What are the two fundamental security design principles?

Saltzer and Kaashoek

General principle: Open design. Security principle: Complete mediation. Security principle: Fail-safe defaults. Security principle: Least privilege.

What are the elements of information security?

It relies on five major elements: confidentiality, integrity, availability, authenticity, and non-repudiation.

What is integrity in security?

Integrity is the protection of system data from international or accidental unauthorized changes. … Although the security program cannot improve the accuracy of the data that is put into the system by users. It can help ensure that any changes are intended and correctly applied.