Question: How can regular expressions be used in input validation?
Answer:
Regular expressions can define patterns that valid inputs must adhere to, enhancing the effectiveness of input validation.
MCQ: How can regular expressions be used in input validation?
Explanation:
Regular expressions can define patterns that valid inputs must adhere to, enhancing the effectiveness of input validation.
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Related Questions
- 1. What is the purpose of "whitelisting" in the context of input validation?
- 2. How can improper input validation lead to security vulnerabilities?
- 3. What role does data sanitization play in mitigating security risks?
- 4. In the context of input validation, what is "escaping"?
- 5. What is the primary purpose of input validation on the client side?
- 6. How can client-side input validation be bypassed by attackers?
- 7. What is the role of a Content Security Policy (CSP) in input validation?
- 8. Why is it important to validate and sanitize user input even when using parameterized queries for database access?
- 9. What is the significance of validating file uploads in web security?
- 10. How can regular expressions be utilized in data sanitization?
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