It lets users make payments using compatible smartphones and other Samsung-produced devices, accessed using the Samsung Wallet app.

First launched in 2015, the service supports contactless payments using near-field communications (NFC), but also supports magnetic strip-only payment terminals by incorporating magnetic secure transmission (MST) in devices released before 2021.

Different credit, debit and loyalty cards can be loaded into the app, and selected by swiping between them on-screen.

[4] In South Korea, Samsung Pay can be used for online payments[5] and to withdraw money on selected banks' ATMs.

[6] In Mainland China, Samsung Pay supports In-app payments, QR code payments (Alipay, and WeChat Pay) and public transportation cards of Beijing, Shanghai, Guangzhou, Shenzhen, and other cities.

[10][11] In Saudi Arabia , Samsung Wallet also supports adding Mada cards in addition to Visa and Mastercard , Mada which is the Saudi Payments Network is a major payment system in Saudi Arabia [12] Samsung Pay's security measures are based on Samsung Knox and ARM TrustZone technologies; credit card information is stored in a secure token.

Samsung responded to the report, stating that "If at any time there is a potential vulnerability, we will act promptly to investigate and resolve the issue".