My wife was on the Adobe list, the same credit card she used at Adobe was charged from Amazon or paypal ( I can't remember which ) couple of weeks after the leak. She called the bank they closed it right away and took the charges off the card.
If you are an "expert" on the subject, find a venue to give a talk on that subject. If the audience hear and feel your confidence on the subject then your on your way to become the goto expert.