Competencies: Mathematics > Cryptographic Mathematics

Cryptographic Mathematics

Body of Knowledge

Topic Description Relevance Career Tracks

Cryptographic Math Concepts

Mathematical foundations of cryptography including RSA (prime factorization), Diffie-Hellman (discrete logarithm), ECC (elliptic curves), and AES (substitution-permutation networks). Conceptual understanding for security practitioners.

High

Security Engineer, Security Architect, Cryptography Engineer

Modular Arithmetic

Modular operations, multiplicative inverse, Chinese Remainder Theorem

High

Security Engineer, Cryptographer

Prime Number Theory

Prime generation, primality testing, factorization, RSA foundations

High

Security Engineer, Cryptographer

Elliptic Curve Mathematics

Elliptic curves over finite fields, point addition, scalar multiplication

Medium

Cryptographer, Security Researcher

Discrete Logarithms

Discrete log problem, Diffie-Hellman key exchange, ElGamal

High

Security Engineer, Cryptographer

Hash Function Mathematics

Collision resistance, preimage resistance, Merkle-Damgård construction

High

Security Engineer, Cryptographer

Information Theory

Entropy, mutual information, perfect secrecy, compression bounds

Medium

Cryptographer, Data Scientist

Personal Status

Topic Level Evidence Active Projects Gaps

Cryptographic Math Concepts

Intermediate

CISSP study — understand RSA (prime factorization), Diffie-Hellman (discrete logarithm), ECC (elliptic curves), AES (substitution-permutation); conceptual, not computational

CISSP Study Guide

Cannot derive or prove cryptographic properties; black-box understanding only