If your device is lost or stolen there a few easy steps you can take right away. You can lock your card anytime within PenFed Online. Log in to your PenFed online account, click your PenFed credit card account, and under the card image click the button to lock your card and prevent payments from being made. You can lock and unlock your card anytime.
Additionally, you can follow the Apple Support lost/stolen steps to protect your data.
Purchases made with your PenFed credit or debit cards have Visa’s Zero-Liability± Protection for any unauthorized card transactions. This means that you will not pay for any unauthorized transactions.