Number Theory

Important Knowledge Points and Module System of Elementary School Olympiad Mathematics

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Important Knowledge Points and Module System of Elementary School Olympiad Mathematics

Click the blue text Follow me! Learn Chinese, Mathematics, and English, download materials, attend online courses, share wisdom in education, follow Elementary School Chinese, Mathematics, and English (ID: smartkids123)Everything you need is here! Introduction: In the annual entrance examinations for elementary school, mathematics scores hold significant importance. To further differentiate scores during the school selection … Read more

Understanding Encryption Algorithms Through Number Theory

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Understanding Encryption Algorithms Through Number Theory

Click the blue text to follow us Understanding Encryption Algorithms Through Number Theory Hello, students! I am Teacher Zhang, the formula wizard. Today in class, a student named Xiao Wang asked me an interesting question: “Teacher, I haven’t even understood functions yet, so what are those complex encryption algorithms? I heard they use number theory?” … Read more

Understanding RSA Algorithm Principles (Part 1)

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Understanding RSA Algorithm Principles (Part 1)

If you ask me, which algorithm is the most important? I might answer “Public Key Encryption Algorithm“. Because it is the cornerstone of computer communication security, ensuring that encrypted data cannot be cracked. You can imagine the consequences if credit card transactions are compromised. Before getting into the main topic, let me briefly introduce what … Read more

Understanding RSA Algorithm Principles (Part 2)

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Understanding RSA Algorithm Principles (Part 2)

Last time, the author introduced some number theory knowledge. With this knowledge, we can understand the RSA algorithm. This is currently the most important encryption algorithm on Earth. 6. Steps for Key Generation We will understand the RSA algorithm through an example. Suppose Alice wants to communicate securely with Bob, how should she generate her … Read more