Have the function CaesarCipher (str, num) take the ste parameter and perform a Caesar Cipher shift on it using the num parameter as the shifting number. A Caesar Cipher works by shifting each letter in the string N places in the alphabet (in this case N will be num). Punctuation, spaces, and capitalization should remain intact. For example if the string is "Caesar Cipher and num is 2 the output should be "Ecguct Ekrjgt".
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- please code in python Implement an encryption function that tests that input 0xADE1 yields ciphertext (188, 153). You may hard-code these values for testing. Do NOT use ANY string/character manipulation or arithmetic functions to implement your solution.Revorse the vewels def reverse vowele(text): Given a text string, create and return a new string constructed by finding all its vowels (in this problem, 'aeiouAEIOU') and reversing their order, while keeping all other characters exactly as they were in their original positions. Furthermore, the capitalization of each position must remain the same as it was in the original text. For example, reversing the vowels of 'Ilkka' should produce 'Alkki' instead of 'alkkI'. Results of applying this operation to perfectly ordinary English sentences often comically resemble pig latin imitations of other languages. Along with many possible ways to perform this dance, one straightforward way to reverse the vowels starts by appending the vowels of text into a separate list, and initializing the result to an empty string. Then, loop through all characters of the original text. Whenever the current character is a vowel, pop one from the end of the list of the vowels. Convert that vowel to either upper-…The Reflection algorithm can be used to encrypt a C-string (character array terminated with the null character) before it is transmitted over the Internet. The Reflection algorithm works as follows: Each letter in the message is converted to the letter in that is 13 positions to the right of that letter in the English alphabet. If the end of the alphabet is reached, counting continues from the first letter in the alphabet. The case of the letters must be maintained. For example,'M' →'Z', 'x' → 'k', 'A' → 'N'The numeric characters ('0' to '9') are shifted 5 positions to the right of that number in the character set '0' to '9'. If ‘9’ is reached, counting continues from ‘0’. For example,'0' → '5', '2' →'7', '8' → '3' All other characters are left as they are. a) What would the following string be encrypted to by the Reflection algorithm?“Call me at 662-2002 Ext 85393” b) Write a function, getPosition, which finds the position of a letter in the alphabet regardless of the case of the…
- a) Implement Playfair Cipher to get the ciphertext. Here, plaintext and key is given. Plaintext = "Fitness is the key", Key = "CRYPT".1. a) Implement Playfair Cipher to get the ciphertext. Here, plaintext and key is given. Plaintext = "i will miss leading university", Key = "CSE".Using C++ Comments are very helpful If header files are added please provide them The Caesar cipher is one of the earliest known and simplest ciphers. It is a type of substitution cipher in which each letter in the plaintext is 'shifted' a certain number of places down the alphabet. A B C D E F G H I J K L M N O P Q R S T U V W X Y Z U V W X Y Z A B C D E F G H I J K L M N O P Q R S T H E L L O W O R L D Normal Text B Y F F I Q I R M X Encrypted Text You are tasked to create an encryption program which takes a key word. The keyword will fill the first part of the shifted array. The remaining letters will fill the end of the array. It should look like this: Key=”TOY A B C D E F G H I J K L M N O P Q R S T U V W X Y Z T O Y A B C D E F G H I J K L M N P Q R S U V W X Z You should have an interactive menu with the following options: 1…
- Revorse the vewels def reverse_vowels(text): Given a text string, create and return a new string constructed by finding all its vowels (for simplicity, in this problem vowels are the letters found in the string 'aeiouAEIOU') and reversing their order, while keeping all other characters exactly as they were in their original positions. However, to make the result look prettier, the capitalization of each moved vowel must be the same as that of the vowel that was originally in the target position. For example, reversing the vowels of 'Ilkka' should produce 'Alkki' instead of 'alkkI'. Applying this operation to random English sentences seems to occasionally give them a curious pseudo-Mediterranean vibe. Along with many possible other ways to perform this square dance, one straightforward way to reverse the vowels starts with collecting all vowels of text into a separate list, and initializing the result to an empty string. After that, iterate through all positions of the original text.…Revorse the vewels def reverse_vowels(text): Given a text string, create and return a new string constructed by finding all its vowels (for simplicity, in this problem vowels are the letters found in the string 'aeiouAEIOU') and reversing their order, while keeping all other characters exactly as they were in their original positions. However, to make the result look prettier, the capitalization of each moved vowel must be the same as that of the vowel that was originally in the target position. For example, reversing the vowels of 'Ilkka' should produce 'Alkki' instead of 'alkkI'. Applying this operation to random English sentences seems to occasionally give them a curious pseudo-Mediterranean vibe.Along with many possible other ways to perform this square dance, one straightforward way to reverse the vowels starts with collecting all vowels of text into a separate list, and initializing the result to an empty string. After that, iterate through all positions of the original text.…In this exercise you will design and implement a simple encryption program that can either encrypt or decrypt a string of text by following the steps below. Create a dictionary dict that maps each (lower case) character of the basic Latin alphabet to another. Make sure no one letter is mapped to itself. Do not use a simple ordering, such as reversing the alphabet. This will act as your cipher. Your program should be able to ask user for a text and encrypt it. Your program will take each character in the string and swap it with the corresponding character from the cipher, print the encrypted text. Your program should be able to decrypt encrypted text as well. It should perform the opposite operation as the encrypt does. Print the decrypted text. Create a loop that asks if the user would like to encrypt some text, decrypt some cipher text, or exit the program. Perform the operation the user selects, printing the computed text if applicable.
- Complete the function encrypt, which takes an unencrypted, plaintext message called plaintext and encrypts it according to the following algorithm. The function then returns the encrypted ciphertext message. 1. Using a for-loop, swap the character at each even-indexed position with the one to its right. (Examples: abcdefg becomes badcfe; abcdefg becomes badcfeg) You'll have to carefully accomodate for even-lengthed and odd-lengthed strings. 2. Then, using another for-loop, replace every uppercase letter with its lowercase equivalent, and replace every lowercase letter with its uppercase equivalent. 3. (May be combined with the loop in the previous step in the code.) Except for the character o, replace each digit character with 10 minus that digit. (Examples: 2 becomes 8, 9 becomes 1.) Hint: use ord and/or chr and/or str and/or int instead of a 10-way if- statement! Examples: Function Call encrypt('abCDefGHIJKLMnopQ') encrypt('ABCdefGHIjkL') encrypt('0123456789') encrypt('123456789')…What will be the ciphered text corresponding to “ALGORITHM” if running key cipher is used for encryption with keyword as “DATASTRUCTURE”? a) LDJOZOBBK b) DLZOJBKBO c) ZOLDJBKBO d) OLZBJDKBOIntroductory: The Caesar Cipher technique is one of the earliest and simplest methods of encryption techniques. It is simply a type of substitution cipher, i.e., each letter of a given text is replaced by a letter some fixed number of positions down the alphabet. For example, with a shift of 1, A would be replaced by B, B would become C, and so on. The method is apparently named after Julius Caesar, who apparently used it to communicate with his officials. Thus, to cipher a given text we need an integer value, known as a shift which indicates the number of positions each letter of the text has been moved down. The encryption can be represented using modular arithmetic by first transforming the letters into numbers, according to the scheme, A = 0, B = 1 ,…, Z = 25. Encryption of a letter by a shift n can be described mathematically as. En(x) = (x+n) mod 26 (Encryption Phase with shift n) Write an algorithm and implement a program in C to read the data from a file (called…