How sweepstakes entry data can reach scammers

It's summer. Mall kiosks promise free cruises. Retailers run drawings at checkout. Entry cards sit in stacks near the register. You fill one out, drop it in the box and forget about it by the time you reach your car.

That may be the last moment the information feels contained. Many sweepstakes are legitimate. Still, the official rules or privacy policy may allow the sponsor, its affiliates or marketing partners to use and share your information. The privacy risk grows when those details become part of a larger marketing profile...