If I got hacked, this is not the fault of customer and they don't have to pay for that. This is my responsibility to make the interface / service safe from crackers and that is something that I worked hard for.
I wouldn't hold my breath, I'd imagine there are some very smart people out there who have their eye's on your site. I've seen nearly anything & everything broken with in time, unless your military or shadow op's/CIA they have the resources to have the tightest security known to man you will be vulnerable.
If you have enough capital to back loses then I'd be happy to give your service a go.