Your Turn: Strengthen Previous Apps

Now that you know how to better encrypt communications, you can strengthen apps from previous activities against brute force attacks. 

Update the cyber:bot Navigation Control from a Keyboard

This cipher does not need to just have upper-case alphabet letters. You could, for example, make alpha and crypta strings that contain the characters for the keyboard-controlled cyber:bot’s dictionary. The alpha and crypta strings might look like this:

With nineteen characters, there are 19! = 121,645,100,408,832,000 different ways to arrange the characters in this string. 

Incorporate scrambled alphabet encryption into the wireless keyboard-controlled cyber:bot from the Terminal Control – Go Wireless! activity.