KeyBank Mastercard cardholders benefit Mastercard’s Zero Liability fraud protection.
Mastercard has partnered with CSID, an industry leader in identity protection and fraud detection, to help keep your information safe. Mastercard is the only payment brand that provides its U.S. cardholders with services - at no extra cost - to help detect and resolve identity theft.
As a Mastercard cardholder, zero liability applies to your purchases made in the store, over the telephone, online, or via a mobile device.
Learn more about Mastercard’s Zero Liability Protection.
Reporting Fraud Activity
If you notice an unauthorized purchase on your account, report it by calling 800-KEY2YOU® (800-539-2968) and following the prompts for fraudulent activity. We will review your account with you to verify recent activity and initiate a dispute for the unauthorized transaction(s). If necessary, we may also block the card to prevent additional unauthorized transactions and have a new card issued to you.