## Making, Breaking Codes: An Introduction to Cryptography |

## What people are saying - Write a reviewWe haven't found any reviews in the usual places. ## Common terms and phrasesaddition affine cipher Alice bijection certainly characters ciphertext ciphertext-only attack coefficients composite compute congruence corollary cyclic group cyclotomic polynomial decryption defined discrete logarithms divides elliptic curve encryption equation equivalence Euclidean algorithm example exponent Fermat pseudoprime finite fields formula function gives greatest common divisor group G homomorphism identity integer irreducible key length knapsack Lagrange's theorem large prime lemma linear log2 matrix multiplicative inverse nonzero notation number theory occur permutation plaintext positive integer primality prime factors prime number primitive root modulo probabilistic probability Proof proper factor Proposition prove pseudoprime base public-key quadratic reciprocity quadratic symbol random variable real numbers reduced reduction mod relatively prime Remark rho method secret sequence shift cipher Show square modulo square root subgroup subset substitution cipher suppose things transposition cipher trial division vector Vigenere cipher ## Bibliographic information |