# TD-EN-Doc Documentation > Documentation for TD-EN-Doc ## API Reference - [Doc Navigation](https://en-doc.trustdecision.com/reference/doc-navigation.md): Welcome to TrustDecision Developer Center - [Overview](https://en-doc.trustdecision.com/reference/devicefingerprint-overview-1.md): Unique & Persistent Digital Device ID - [Risk Score](https://en-doc.trustdecision.com/reference/risk-score.md) - [Risk Label](https://en-doc.trustdecision.com/reference/risk-label.md) - [Device Information Query API](https://en-doc.trustdecision.com/reference/devicefingerprint-api-v3.md) - [API Example](https://en-doc.trustdecision.com/reference/devicefingerprint-api-device-info-query.md) - [Overview](https://en-doc.trustdecision.com/reference/identity-verification-overview.md): Accurately identify users with a frictionless experience - [Identity Verification API](https://en-doc.trustdecision.com/reference/identity-verification-efficient-verification-api.md) - [Verification API (Required)](https://en-doc.trustdecision.com/reference/identity-verification-verification-api.md) - [Verification-Register](https://en-doc.trustdecision.com/reference/identity-verification-api-example-register.md) - [Verification-Login](https://en-doc.trustdecision.com/reference/identity-verification-api-example-login.md) - [Verification-Modify](https://en-doc.trustdecision.com/reference/identity-verification-api-example-modify.md) - [Overview](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-overview.md): Deliver the best promotion to valued customers - [Promotion Abuse Prevention Verification API](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-efficient-verification-api.md) - [Verification API (Required)](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-verification-api.md) - [Account Status API (Strongly Recommended)](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-account-status-api.md) - [Activity Status API (Recommended)](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-activity-status-api.md) - [Verification-Marketing](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-marketing.md) - [Verification-MarketingCode](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-marketingcode.md) - [Verification-MarketingExchange](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-marketingexchange.md) - [Verification-SendGift](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-sendgift.md) - [Verification-GetCoupon](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-getcoupon.md) - [Verification-Withdraw](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-withdraw.md) - [Verification-Invite](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-invite.md) - [Verification-SMS](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-sms.md) - [Verification-Browse](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-browse.md) - [Verification-Activate](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-activate.md) - [Verification-Like](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-like.md) - [Verification-Comment](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-comment.md) - [Verification-Favorite](https://en-doc.trustdecision.com/reference/promotion-abuse-prevention-api-example-favorite.md) - [Overview](https://en-doc.trustdecision.com/reference/fraud-management-overview.md): Prevent fraud and approve good orders - [Fraud Management API](https://en-doc.trustdecision.com/reference/fraud-management-e-commerce-integration-efficient-verification-api.md) - [Verification API (Required)](https://en-doc.trustdecision.com/reference/fraud-management-e-commerce-integration-verification-api.md) - [Account Status API (Strongly Recommended)](https://en-doc.trustdecision.com/reference/fraud-management-e-commerce-integration-account-status-api.md) - [Order Status API (Strongly Recommended)](https://en-doc.trustdecision.com/reference/fraud-management-e-commerce-integration-order-status-api.md) - [Verification-OrderCreate](https://en-doc.trustdecision.com/reference/fraud-management-payment-api-example-ordercreate.md) - [Verification-OrderPayment](https://en-doc.trustdecision.com/reference/fraud-management-payment-api-example-orderpayment.md) - [International IP Pro](https://en-doc.trustdecision.com/reference/global-risk-persona-ip-international-pro.md) - [International IP Basic](https://en-doc.trustdecision.com/reference/global-risk-persona-ip-international-basic.md) - [International Email Pro](https://en-doc.trustdecision.com/reference/global-risk-persona-email-international-pro.md) - [International Email Basic](https://en-doc.trustdecision.com/reference/global-risk-persona-email-international-basic.md) - [International Phone Pro](https://en-doc.trustdecision.com/reference/global-risk-persona-phone-international-pro.md) - [Standard](https://en-doc.trustdecision.com/reference/global-risk-persona-aml-standard.md) - [Detailed](https://en-doc.trustdecision.com/reference/global-risk-persona-aml-detailed.md) - [Overview](https://en-doc.trustdecision.com/reference/event-overview.md) - [Register](https://en-doc.trustdecision.com/reference/register.md) - [Login](https://en-doc.trustdecision.com/reference/login.md) - [Modify](https://en-doc.trustdecision.com/reference/modify.md) - [OrderCreate](https://en-doc.trustdecision.com/reference/ordercreate.md) - [OrderModify](https://en-doc.trustdecision.com/reference/ordermodify.md) - [OrderCancel](https://en-doc.trustdecision.com/reference/ordercancel.md) - [OrderPayment](https://en-doc.trustdecision.com/reference/orderpayment.md) - [OrderPaymentResult](https://en-doc.trustdecision.com/reference/orderpaymentresult.md) - [OrderShip](https://en-doc.trustdecision.com/reference/ordership.md) - [OrderConfirm](https://en-doc.trustdecision.com/reference/orderconfirm.md) - [OrderReturn](https://en-doc.trustdecision.com/reference/orderreturn.md) - [OrderRefund](https://en-doc.trustdecision.com/reference/orderrefund.md) - [OrderChargeback](https://en-doc.trustdecision.com/reference/orderchargeback.md) - [MerchantRegister](https://en-doc.trustdecision.com/reference/merchantregister.md) - [MerchantIncome](https://en-doc.trustdecision.com/reference/merchantincome-1.md) - [MerchantWithdraw](https://en-doc.trustdecision.com/reference/merchantwithdraw.md) - [Marketing](https://en-doc.trustdecision.com/reference/marketing-1.md) - [MarketingCode](https://en-doc.trustdecision.com/reference/marketingcode-1.md) - [MarketingExchange](https://en-doc.trustdecision.com/reference/marketingexchange.md) - [SendGift](https://en-doc.trustdecision.com/reference/sendgift-1.md) - [GetCoupon](https://en-doc.trustdecision.com/reference/getcoupon.md) - [Withdraw](https://en-doc.trustdecision.com/reference/withdraw-1.md) - [Invite](https://en-doc.trustdecision.com/reference/invite-1.md) - [SMS](https://en-doc.trustdecision.com/reference/sms.md) - [Browse](https://en-doc.trustdecision.com/reference/browse.md) - [Activate](https://en-doc.trustdecision.com/reference/activate.md) - [Lookup](https://en-doc.trustdecision.com/reference/lookup.md) - [Like](https://en-doc.trustdecision.com/reference/like-1.md) - [Comment](https://en-doc.trustdecision.com/reference/comment-1.md) - [Favorite](https://en-doc.trustdecision.com/reference/favorite-1.md) - [Overview](https://en-doc.trustdecision.com/reference/data-objects-overview.md) - [Terminal](https://en-doc.trustdecision.com/reference/terminal.md) - [Signature](https://en-doc.trustdecision.com/reference/signature.md) - [Phone](https://en-doc.trustdecision.com/reference/phone.md) - [Name](https://en-doc.trustdecision.com/reference/name.md) - [Amount](https://en-doc.trustdecision.com/reference/amount.md) - [Address](https://en-doc.trustdecision.com/reference/address.md) - [Person](https://en-doc.trustdecision.com/reference/person.md) - [Card](https://en-doc.trustdecision.com/reference/card.md) - [Coupon](https://en-doc.trustdecision.com/reference/coupon.md) - [Account](https://en-doc.trustdecision.com/reference/account.md) - [Profile](https://en-doc.trustdecision.com/reference/profile.md) - [Merchandise](https://en-doc.trustdecision.com/reference/merchandise.md) - [Order](https://en-doc.trustdecision.com/reference/order.md) - [Logistics](https://en-doc.trustdecision.com/reference/logistics.md) - [Shipping](https://en-doc.trustdecision.com/reference/shipping.md) - [Payment](https://en-doc.trustdecision.com/reference/payment.md) - [Billing](https://en-doc.trustdecision.com/reference/billing.md) - [PaymentResult](https://en-doc.trustdecision.com/reference/paymentresult.md) - [OrderCancelResult](https://en-doc.trustdecision.com/reference/ordercancelresult.md) - [3DSResponse](https://en-doc.trustdecision.com/reference/3dsresponse.md) - [ChargebackResult](https://en-doc.trustdecision.com/reference/chargebackresult.md) - [RefundResult](https://en-doc.trustdecision.com/reference/refundresult.md) - [Merchant](https://en-doc.trustdecision.com/reference/merchant.md) - [MerchantIncome](https://en-doc.trustdecision.com/reference/merchantincome.md) - [Marketing](https://en-doc.trustdecision.com/reference/marketing.md) - [MarketingCode](https://en-doc.trustdecision.com/reference/marketingcode.md) - [SendGift](https://en-doc.trustdecision.com/reference/sendgift.md) - [Withdraw](https://en-doc.trustdecision.com/reference/withdraw.md) - [Invite](https://en-doc.trustdecision.com/reference/invite.md) - [Like](https://en-doc.trustdecision.com/reference/like.md) - [Comment](https://en-doc.trustdecision.com/reference/comment.md) - [Favorite](https://en-doc.trustdecision.com/reference/favorite.md) - [MFAMethod](https://en-doc.trustdecision.com/reference/mfamethod.md) - [Ext](https://en-doc.trustdecision.com/reference/ext.md) - [Overview](https://en-doc.trustdecision.com/reference/terminal-sdk-overview-2-0-en.md) - [Android get appKey](https://en-doc.trustdecision.com/reference/android-get-appkey.md) - [iOS get appKey](https://en-doc.trustdecision.com/reference/ios-get-appkey.md) - [Sealed Client Results](https://en-doc.trustdecision.com/reference/sealed-result.md) - [Android](https://en-doc.trustdecision.com/reference/fingerprint-android.md) - [iOS](https://en-doc.trustdecision.com/reference/fingerprint-ios.md) - [Android-Credit](https://en-doc.trustdecision.com/reference/fp-android-2-0.md) - [iOS-Credit](https://en-doc.trustdecision.com/reference/ios-credit.md) - [Flutter](https://en-doc.trustdecision.com/reference/fp-flutter-2-0-en.md): Only supports Android and iOS - [ReactNative](https://en-doc.trustdecision.com/reference/reactnative.md): Only supports Android and iOS - [Web&H5](https://en-doc.trustdecision.com/reference/fp-web.md) - [HarmonyOS](https://en-doc.trustdecision.com/reference/harmonyos.md) - [Android](https://en-doc.trustdecision.com/reference/behavior-android-1.md) - [iOS](https://en-doc.trustdecision.com/reference/ios.md) - [Web&H5](https://en-doc.trustdecision.com/reference/behavior-web.md) - [Flutter](https://en-doc.trustdecision.com/reference/flutter-3.md) - [Android](https://en-doc.trustdecision.com/reference/android-update-log.md) - [iOS](https://en-doc.trustdecision.com/reference/ios-update-log.md) - [Web&H5](https://en-doc.trustdecision.com/reference/updatelog-web.md) - [HarmonyOS](https://en-doc.trustdecision.com/reference/harmonyos-log.md) - [Flutter](https://en-doc.trustdecision.com/reference/flutter-update-log.md) - [Android](https://en-doc.trustdecision.com/reference/behavior-android-update-log.md) - [Android](https://en-doc.trustdecision.com/reference/apisign-android-2-0-en.md) - [iOS](https://en-doc.trustdecision.com/reference/apisign-ios.md) - [HarmonyOS](https://en-doc.trustdecision.com/reference/apisign-harmonyos.md) - [Flutter](https://en-doc.trustdecision.com/reference/apisign-flutter-2-0-en.md): Only supports Android and iOS - [ReactNative](https://en-doc.trustdecision.com/reference/apisign-reactnative-2-0-en.md): Only supports Android and iOS - [Web&H5](https://en-doc.trustdecision.com/reference/sign-web.md) - [ManualReviewFeedback](https://en-doc.trustdecision.com/reference/feedback-api-review.md) - [CheckingCenter(Order)](https://en-doc.trustdecision.com/reference/subscription-api-checking-center-order.md) - [DecisionFeedback](https://en-doc.trustdecision.com/reference/subscription-api-decision-feedback.md)