tokenization

(From official Tencent/WeChat Pay docs, UnionPay specs, and security reports – December 2025) WeChat Pay (微信支付) is Tencent's mobile payment platform, dominant in China with >1.2 billion users and >50 % of mobile payments market share. It integrates QR code payments, in-app, mini-programs, and...

(From official Huawei docs, UnionPay specs, and security reports – December 2025) Huawei Pay (also called Huawei Wallet in some regions) is Huawei's mobile payment service, launched in 2016 in partnership with UnionPay (China's dominant card network). It's available on Huawei/Honor devices...

(From official Samsung Pay/MST docs, EMVCo, Visa/Mastercard token specs – December 2025) What is Samsung Pay Tokenization? Samsung Pay uses device tokenization to replace the real card number (PAN) with a cryptographic token called a DPAN (Device Primary Account Number) or Samsung Pay token...

Tokenization is a technology that plays a key role in protecting financial transactions, especially in the context of preventing carding (fraud using stolen bank card data). For educational purposes, I will discuss in detail what tokenization is, how it works, why it is effective against...

Card tokenization is a technology that replaces sensitive bank card data (e.g. card number, CVV code) with unique identifiers called tokens. These tokens do not contain real card information and cannot be used to commit fraudulent transactions. Let's look at how tokenization works, its...

I have already told you earlier, using the Android SDK as an example, how to not limit yourself to a frame and WebView, build a native form for accepting payments by bank card into a mobile application, and at the same time not fall under a PCI DSS audit. Since then, our SDK has expanded quite...