Please solve the following questions

$1.$ Write an algorithm that returns the inverse of a number in modular space

$2.$ Code the Chinese remainder theorem

$3.$ How to do Vigenere Cipher crypto analysis. Research.

$4.$What is Shift Cipher? Give an example

$5.$ What is Substitution Cipher? Give an example

$6.$ What is Affine Cipher? Give an example

$7.$ What is Vigenere Cipher? Give an example

$8.$ What is Hill Cipher? Give an example

$9.$ What is Permutation Cipher? Give an example

$10.$ What is Stream Cipher? Give an example

$11.$ What is Autokey Cipher? Give an example

$12.$ How to crypt analyze Ciphers $4$ to $12$ and write their code

$13.$ Triple DES Alg. how it works $(2-$key, $3-$key$)$

$14.$ How is DES crypto analyzed? $($Linear and differential crypto analysis methods$)$

$15.$ We have seen the AES algorithm for $128$ bits, how does it work for $192$ and $256$ bits?

$16.$ Is AES cryptanalysis done? If so$,$ how is it done?

$17.$ How does the Pohling$-$Herman Algorithm work? $($If alpha $=2,$ beta $=18,$ p $=29,$ x $=?)$ calculate with this method.