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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What class should be used for secure random number generation in Java?
💡 Hint: Consider the class name that implies security in random generation.
Question 2
Easy
Why should you avoid hardcoded credentials in your code?
💡 Hint: Think about what happens if the source code is shared or leaked.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
Why should you use SecureRandom instead of Random?
- SecureRandom is faster
- SecureRandom generates stronger random values
- It's automatically safe
💡 Hint: Think about security strengths in unpredictable number generation.
Question 2
True or False: It's acceptable to hardcode credentials in your application.
- True
- False
💡 Hint: Consider what happens if your code is shared.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a Java application that securely generates a random password using SecureRandom. Implement input validation to ensure the password meets specified criteria.
💡 Hint: Remember to use SecureRandom for generating random bytes and validate conditions!
Question 2
Discuss the implications of not sanitizing input in a web application. Design a small application that doesn't validate and demonstrate a potential attack.
💡 Hint: Think about the common attacks and how they manipulate input data.
Challenge and get performance evaluation