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Unit 9: Database Security

Multilevel Security or Multiple Levels of Security (abbreviated as MLS): It is the application of Notes
a computer system to process information with different sensitivities.
Sensitive Data: Sensitive data are data that should not be made public.

9.7 Review Questions

1. What are the various database security requirements?
2. Explain the concept of reliability and integrity relating to database.
3. What do you mean by the term “sensitive data” . When can a data said to be sensitive?
4. Describe multilevel security of database.

5. Discuss the various applications of MLS.

Answers: Self Assessment

1. False 2. True
3. False 4. True
5. True 6. sanitized

7. Trusted Computer System Evaluation 8. MLS
Criteria (TCSEC)
9. Bypass 10. untrusted

9.8 Further Readings

Books Managing Enterprise Information Integrity: Security, Control and Audit Issues, IT
Governance Institute.
Risks of Customer Relationship Management: A Security, Control, and Audit Approach,
PricewaterhouseCoopers Llp.
Security, Audit & Control Features PeopleSoft: A Technical and Risk Management
Reference Guide, 2nd Edition, Deloitte Touche Tohmatsu Research Team, ISACA.

William Stallings, Computer Security: Principles and Practice, Prentice Hall, 2008.

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