I had a Citibank VISA as payment from Google Summer of Code 2009 that started getting $100 charges each month about a year later. I assumed it was some sort of

I had a Citibank VISA as payment from Google Summer of Code 2009 that started getting $100 charges each month about a year later. I assumed it was some sort of fee, but it turned out my information was stolen (despite me never using the card once). Thankfully, someone noticed this activity on several cards and I was reimbursed.