The Home Depot announced that their secure servers were hacked, putting customers' private information—including debit and credit cards—at risk. It's the latest in a series of recent reminders of the vulnerabilities of systems that we too often think of as invulnerable.

Possible Preaching Angle:

Most of us don't think twice about the fact that any manmade system—any government, any business, any anything is fallible, prone to failure, and can even be exploited to harm us. So next time you swipe your debit card, take it as an opportunity to consider where you've placed your trust. Some may trust in PIN numbers, some may trust in online firewalls, but we will trust in … what?