![Cryptography Cryptography: art or science of keeping messages secret Cryptology: branch of mathematics that studies the mathematical foundations of cryptographic. - ppt download Cryptography Cryptography: art or science of keeping messages secret Cryptology: branch of mathematics that studies the mathematical foundations of cryptographic. - ppt download](https://images.slideplayer.com/16/4969642/slides/slide_4.jpg)
Cryptography Cryptography: art or science of keeping messages secret Cryptology: branch of mathematics that studies the mathematical foundations of cryptographic. - ppt download
![SOLVED: Which o the following are true? 446 = 278 (mod 7) 793 = 682 (mod 9 269 = 413 (mod [2). 473 = 369 (mod 26). 45 = 536 (mod [8) SOLVED: Which o the following are true? 446 = 278 (mod 7) 793 = 682 (mod 9 269 = 413 (mod [2). 473 = 369 (mod 26). 45 = 536 (mod [8)](https://cdn.numerade.com/ask_images/919aaff9059c4f9ab8e128f0686bbee4.jpg)
SOLVED: Which o the following are true? 446 = 278 (mod 7) 793 = 682 (mod 9 269 = 413 (mod [2). 473 = 369 (mod 26). 45 = 536 (mod [8)
![Section 2.2: Affine Ciphers; More Modular Arithmetic Practice HW (not to hand in) From Barr Textbook p. 80 # 2a, 3e, 3f, 4, 5a, 7, 8 9, 10 (Use affinecipherbreaker. - ppt download Section 2.2: Affine Ciphers; More Modular Arithmetic Practice HW (not to hand in) From Barr Textbook p. 80 # 2a, 3e, 3f, 4, 5a, 7, 8 9, 10 (Use affinecipherbreaker. - ppt download](https://images.slideplayer.com/22/6427511/slides/slide_25.jpg)
Section 2.2: Affine Ciphers; More Modular Arithmetic Practice HW (not to hand in) From Barr Textbook p. 80 # 2a, 3e, 3f, 4, 5a, 7, 8 9, 10 (Use affinecipherbreaker. - ppt download
![Classical Cryptosystems Shift Ciphers (Caesar) y= x+k (mod 26) Affine Ciphers y=ax+b (mod 26) Vigenere Ciphers codes=(02,14,03,04,18) Substitution Ciphers. - ppt download Classical Cryptosystems Shift Ciphers (Caesar) y= x+k (mod 26) Affine Ciphers y=ax+b (mod 26) Vigenere Ciphers codes=(02,14,03,04,18) Substitution Ciphers. - ppt download](https://images.slideplayer.com/12/3422154/slides/slide_2.jpg)