RSA Algorithm and Cryptography Foundations for Computer Science Exams

Understanding public-key cryptography is essential for securing modern digital systems and excelling in computer science and IT examinations. RSA remains one of the most fundamental algorithms you must master to build a strong foundation in network security. This text-only course guides you through the core mathematical principles, step-by-step operations, and common exam-style problems of the RSA algorithm, ensuring you can solve cryptographic questions with confidence. What you'll learn: - Understand the mathematical foundations of RSA, including prime numbers, modular arithmetic, and Euler's totient function. - Calculate public and private key pairs systematically using step-by-step manual computation. - Perform encryption and decryption processes with clear, written walkthroughs of the core mathematical formulas. - Analyze common exam-style practice questions to build speed and accuracy for computer science assessments. - Explore modern security considerations, including current key size recommendations and vulnerability mitigation. - Learn how RSA fits into the broader landscape of modern hybrid cryptosystems and secure protocols. The course starts with essential mathematical terminology and foundational definitions before moving into practical key generation, message encryption, and detailed problem-solving exercises. This course is designed for computer science students, IT exam candidates, and beginners in cybersecurity who want a clear, conceptual understanding of RSA without any prior cryptographic experience. Start reading today to master the mechanics of RSA cryptography and boost your exam readiness.