Mastercard data leak: credit card data of over 90.000 people on the network

An Excel spreadsheet is currently making the rounds on the Internet, containing the data of over 90.000 Mastercard owners. About the German Priceless bonusprograms this data has been lost. People from Germany are mainly affected.

The leaked list contains the names, phone numbers, addresses, email addresses and credit card numbers of over 90.000 Mastercard users. The Priceless Bonusprogram promised some great offers that you can use with your Mastercard. Now the whole thing seems to have backfired: the data is public. However, the site has been temporarily taken offline.

Mastercard provides information on the start page, but not directly

"Mastercard has been made aware of an issue related to our Priceless Specials platform. We take privacy very seriously and are actively investigating this issue. As a precautionary measure, we have immediately closed the Priceless Specials platform. This issue has no impact and is not related to the Mastercard payment network," the homepage states. However, no customers have yet been personally informed by email. If you have any questions, please contact [email protected] However, anyone affected can easily check this.

Opinion on inquiries regarding the bonusprogramms Priceless Specials. If you have any questions, please contact [email protected]: pic.twitter.com/k0gIyTstZS

- MastercardDE (@MastercardDE) August 19, 2019

Mastercard data leak: am I affected?

With the Identity Leak Checker of the Hasso Plattner Institute you can check whether you are on the list of the Mastercard data leak yourself. First you have to enter your email address, then you will receive a summary by email. It lists exactly which personal data has been lost. If your own credit card number is leaked, you should have your Mastercard blocked at the bank immediately. This is usually exchanged free of charge. It is best to ask the bank directly.