Regular wallets hold your cash and cards in one place so nothing slips out. However, for a while now, there has been some buzz about RFID-blocking wallets everywhere. They look like any other wallet, ...

The security of an RFID system, as with almost any payment or information technology system, depends on how it is set up. If a transit company is issuing transponders with unique serial numbers and ...

Just a few decades ago, buying things meant going to the bank — your own physical branch, mind you, during the brief hours it was open — to take out cash. If you didn't have time for that, or ran out ...

This is an excerpt from Dollar Scholar, the Money newsletter where news editor Julia Glum teaches you the modern money lessons you NEED to know. Don’t miss the next ...