Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define public key cryptography.
💡 Hint: Think about the roles of the keys.
Question 2
Easy
What is the key advantage of the ElGamal scheme?
💡 Hint: Consider the method of 'masking' in the process.
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
What is the main benefit of public key cryptography?
- It requires sharing a single key
- It allows secure key exchange without prior connection
- It encrypts data
💡 Hint: Think about how keys are exchanged.
Question 2
The security of ElGamal encryption relies on which of the following problems?
- Discrete Logarithm Problem
- Prime Factorization Problem
💡 Hint: Which one relates to the key exchange method used?
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider a scenario where a public key system is employed in a bank for secure transactions. How might an attacker attempt to exploit weaknesses in such a system?
💡 Hint: Think about possible vulnerabilities in cryptographic systems.
Question 2
You are tasked with designing a new cryptographic system. Considering what you've learned about ElGamal and RSA, what factors would you prioritize to ensure security?
💡 Hint: Reflect on the importance of number choice and algorithm complexity.
Challenge and get performance evaluation