Create xorCipher.go

A simple implementation of the Xor Cipher

Author: 0xbrayo

ciphers/xorCipher.go

@@ -0,0 +1,37 @@
+package main
+
+import "fmt"
+func encrypt(key int, plaintext []int)(ciphertext []int){
+	for _,char:= range plaintext {
+		ciphertext = append(ciphertext,xor(char,key))
+	}
+	return
+}
+func xor(char int,key int)int{
+	return (char^key)
+}
+
+func decrypt(key int, ciphertext []int)(plaintext []int){
+	for _,char:= range ciphertext {
+		plaintext = append(plaintext , xor(char,key))
+	}
+	return
+}
+
+func decodeToString(slice []int)(str string){
+	for _,v:= range slice{
+		str+=string(v)
+	}
+	return
+}
+
+func main(){
+	//string = hello world
+	key :=97
+	message:=[]int{72,101,108,108,111,32,119,111,114,108,100}
+	encrypted:=encrypt(key,message)
+	decrypted:=decrypt(key,encrypted)
+	plaintext:=decodeToString(decrypted)
+	fmt.Println(plaintext)
+}
+