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Questions and Answers
Which of the following are part of the CIA triad in security objectives?
Confidentiality ensures that information is disclosed to unauthorized individuals.
False
What is the purpose of accountability in security?
To trace the actions of an entity uniquely to that entity.
A loss of _ is the unauthorized modification or destruction of information.
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What does authenticity in security mean?
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The OSI Security Architecture provides a standardized way to organize security requirements.
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What is data integrity?
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Study Notes
Security Objectives
- Confidentiality: Protects information from unauthorized access or disclosure. A loss of confidentiality occurs when unauthorized individuals gain access to private information.
- Integrity: Maintains the accuracy and consistency of data. A loss of integrity occurs when data is modified or destroyed without authorization.
- Availability: Ensures that systems and data are accessible to authorized users when needed. A loss of availability occurs when authorized users cannot access or use systems or data due to disruption.
- Authenticity: Verifies the genuineness of data or users. Ensures user identity and data source authenticity.
- Accountability: Tracks all actions performed on a system to determine who is responsible for changes or security breaches. Enables fault isolation, after-action recovery, and legal actions.
OSI Security Architecture
- Defining a general security architecture for Open Systems Interconnection (OSI) provides a framework for managing security tasks.
- The OSI Security Architecture outlines key concepts to address security requirements.
- Security Attacks: Actions that compromise the security of information owned by an organization.
- Security Attacks: Attempts to gain unauthorized access to information resources or services, or cause harm or damage to information systems.
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Description
This quiz covers key security objectives including confidentiality, integrity, availability, authenticity, and accountability. It also discusses the Open Systems Interconnection (OSI) security architecture for a comprehensive understanding of information security principles.
