Trying to unlock your car with a cell phone doesn't work

"C. E. White" > wrote in
m:

>
> "Steve W." > wrote in message
> ...
>> wrote:
>>> Once or twice on tv news, they said the crooks have electronic
>>> devices that can open those fancy electronic car locks.They can
>>> unlock/open the doors and trunks,,, and probally much more.I don't
>>> trust any kinds of electronic locks at all!
>>> cuhulin
>>>
>>
>> The problem with the electronic locks are that they are VERY limited.
>> Note that, although they usually show the numbers 0-9 there are only
>> 5 buttons. That means you only have 25 possible combinations.
>
> There are many more than 25 possible combinations. The actual number
> is
>
> 5*5*5*5*5 = 5**5 = 15,625
>
> The codes are order dependent and you can repeat numbers.
>
> Any theif that wants to steal the car could break in a lot faster with
> a slim jim, or just by braking the glass.
>
For those whose curiosity is raised, it takes roughly 1/2 hour to do
1,000 combinations - I actually did it sucessfully on a cheap bike lock
once. So that would take roughly 8 hours give or take.