def decryptMessage():
    pwd = "N3VIQUJmZ2pyNDVkZDRvMzNkZmd0NzBkZzlLOWRmcjJ0NWhCdmRm"
    key = base64.b64decode(pwd) #the decoded version of this is the key.
    value = input("Enter the decryption key: ").encode()
    if value == key:
        time.sleep(1)
        message = input("Enter the message to decode: ")
        decoded = base64.b64decode(message)
        print (decoded)
        menu()
        
    else:
        print("Decryption key is wrong.")
        menu()