Sweepstakes scams. Tech support scams. Grandparent scams.

When we see news stories about fraudulent schemes that target seniors, we can’t help but worry about our older friends and family members. We worry that we won’t be there to protect them from making potentially costly decisions. We know that some seniors are easily confused. Some may be overly trusting or lonely and willing to have a chat with a caller. Others may be enticed by too-good-to-be-true offers and prize scams that promise riches that they can share with their family members.

We are right to be concerned. While r...