link for the INS Exam https://60mese120.netlify.app/ alternative https://justpaste.it/hh4u7 https://justpaste.it/hh4u7/pdf Ceaser cipher import java.io.*; import java.util.*; class Decryption { public static final String ALPHABET = "abcdefghijklmnopqrstuvwxyz"; public static String decrypt(String cipherText, int shiftKey) { cipherText = cipherText.toLowerCase(); String message = ""; for (int ii = 0; ii 25) { finalPosition = finalPosition - 26; } char replaceVal = ALPHABET.charAt(finalPosition); cipherText += replaceVal; } return cipherText; } public static String Decrypt(String cipherText, int Key) { cipherText = cipherText.toLowerCase(); String plainText = ""; for (int i = 0; i 25: cipher[i] = cipher[i] - 26 for i in range(len(key)): x = cipher[i] + ord('A') cipherText += chr(x) return cipherTex...
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