# Payment Features

Juspay Hyperswitch SDKs provide client-side payment capabilities across web and mobile platforms. Our frontend SDKs handle secure payment collection, user authentication, and seamless checkout experiences while maintaining PCI compliance.

### Core SDK Features

#### Payment Collection

* **Secure Card Input**: PCI-compliant form fields with real-time validation
* **Payment Method Selection**: Support for cards, wallets, and local payment methods
* **Tokenization**: Convert sensitive data to secure tokens on the client
* **Auto-formatting**: Smart card number, expiry, and CVV formatting

#### Authentication & Security

* **3D Secure 2.0**: Seamless authentication with challenge flows when needed
* **Biometric Authentication**: Touch ID, Face ID, and fingerprint support on mobile
* **Encryption**: End-to-end encryption for all sensitive data
* **Device Security**: Secure enclave and keystore utilization

#### User Experience

* **Card Scanning**: Camera-based card input (mobile only)
* **Saved Payment Methods**: Tokenized card storage and management
* **One-Click Payments**: Express checkout with saved methods
* **Auto-complete**: Browser and device autofill integration
* **Real-time Validation**: Instant feedback on form inputs

#### Platform-Specific Features

**Web SDK**

* Payment Request API integration
* Browser autofill support
* Apple Pay (with domain verification)
* Google Pay web integration

**Mobile SDKs (iOS/Android)**

* Native wallet integration (Apple Pay/Google Pay)
* NFC tap-to-pay support (Beta)
* Camera-based card scanning
* Biometric authentication
* Native UI components

**Cross-Platform (React Native/Flutter)**

* Platform-appropriate wallet integration
* Shared business logic with native UI
* Camera access for card scanning
* Cross-platform biometric support (Beta)


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.hyperswitch.io/other-features/merchant-controls/payment-features.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.