Chapter 17: Problem 1
For Exercises 1-27, mark the answers true or false as follows: A. True B. False Information integrity ensures that data can be modified only by appropriate mechanisms.
Short Answer
Expert verified
True: Information integrity means data is modified only by authorized mechanisms.
Step by step solution
01
Understand Information Integrity
Information integrity refers to the accuracy and consistency of data over its lifecycle. It's a crucial aspect of data security because it ensures that the data is accurate and has not been tampered with or altered by unauthorized parties.
02
Analyze the Statement
The statement asserts that information integrity ensures that data can only be modified by appropriate mechanisms. This implies that only authorized and correct methods or processes can alter the data, maintaining its integrity.
03
Relate to Integrity Concepts
Integrity principles in data systems are about preventing unauthorized data modification. Appropriate mechanisms could include authentication processes or encryption methods that only allow modifications according to strict protocols.
04
Determine the Truth Value
Considering the definition and principles of information integrity, the statement matches the idea that only sanctioned processes should modify data, ensuring its integrity. Therefore, the statement is true.
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Key Concepts
These are the key concepts you need to understand to accurately answer the question.
Data Security
Data security is about protecting data from unauthorized access, alteration, or destruction. The primary goal is to ensure that data remains confidential and intact, free from any breaches or unauthorized changes. Effective data security strategies include several key aspects that work together to protect data:
- Encryption: Converts data into a code to prevent unauthorized access.
- Access Controls: Restricts who can view or edit the data, ensuring only authorized users have access.
- Monitoring Systems: Keeps track of access and modifications to detect any suspicious activities early.
Data Accuracy
Data accuracy refers to the closeness of a given data set to reality or truth. It ensures that the data is error-free and reliable, which is crucial for making informed decisions. There are several factors and practices that can enhance data accuracy:
- Validation: The process of checking values to ensure they conform to specified formats or criteria.
- Regular Updates: Ensuring data is updated regularly to remain relevant and correct, avoiding outdated information.
- Error Checking: Employing methods to identify and correct errors before data is used or processed.
Unauthorized Access
Unauthorized access is when someone gains access to a system or data without permission. This can lead to security breaches and data loss. Ensuring data is protected against such access involves understanding common vulnerabilities and employing appropriate defense mechanisms:
- Weak Passwords: Using strong, complex passwords can help prevent unauthorized access.
- Software Vulnerabilities: Regularly updating software helps patch any known security holes.
- Network Security: Implementing firewalls and intrusion detection systems can help monitor and block unauthorized access attempts.
Integrity Principles
Integrity principles are central to information management and aim to ensure that data remains consistent and unaltered. These principles are about safeguarding the accuracy and completeness of data and are enforced by:
- Authentication: Verifying the identity of users to ensure that only authorized individuals have access to the data.
- Accountability: Tracking who made what changes to the data, enabling easier identification of unauthorized modifications.
- Audit Trails: Keeping detailed records of all access and modifications to data, which aids in data validation and ensuring integrity.