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E-Commerce Payments

Build a Better Online Checkout

Connect your online store to payment technology designed for secure checkout, digital wallets, recurring payments, integrations, and growing online sales.

PCI-aligned processing Gateway-supported checkout Connect your store
ONKORE secure online checkout page on a laptop with tokenized card fields
Checkout That Fits

Hosted, embedded, payment links, or custom API — where supported.

Secure Checkout

Industry Challenges

Common pain points e-commerce businesses face.

Cart Abandonment

Long or complicated checkout flows cause customers to abandon carts at the last step.

Fraud Risk

Online businesses face higher fraud rates and chargebacks that eat into revenue.

Complex Integration

Integrating payments with custom stores requires developer resources and PCI compliance.

Global Customers

Accepting international payments with multiple currencies and local methods is complex.

How ONKORE Solves Them

Tailored solutions for e-commerce businesses.

Flexible Online Checkout

Hosted checkout, embedded fields, payment links, or custom API — where supported by your gateway configuration.

Digital Wallets & Cards

Accept credit cards, debit cards, Apple Pay, and Google Pay where supported by your gateway and processor.

Gateway-Supported Integration

Connect your store through supported gateways and commerce platforms — Shopify, WooCommerce, and others where compatible.

Fraud Controls Where Supported

AVS, CVV verification, velocity controls, and transaction review — available fraud tools vary by gateway and processor configuration.

How Online Payments Flow

How online payments flow

Your storefront creates the order. The gateway securely carries payment information. The processor and acquirer handle authorization and settlement. ONKORE helps you connect each piece.

ShopperVisits your store
CartAdds items
CheckoutEnters payment
GatewayCarries payment securely
AuthorizationCard approved
OrderOrder confirmed
Settlement / ReportingFunded & tracked

Your storefront creates the order. The gateway securely carries payment information. The processor and acquirer handle authorization and settlement. ONKORE helps you connect each piece.

Online Checkout

Choose the checkout that fits your store

Hosted, embedded, payment links, or custom API — the right approach depends on your store, gateway, and developer resources. ONKORE helps you choose and connect.

Hosted Checkout — Fastest SetupFastest Setup

Hosted Checkout

A payment page hosted and secured through supported gateway technology. The gateway handles the sensitive card data — your store redirects to a secure checkout and receives the result.

  • Faster implementation
  • Reduced handling of sensitive card data
  • Branded checkout options where supported
  • Mobile-friendly payment experience
Embedded Payment Fields
ProductCheckout on your store
Embedded Secure Fields
Tokenized capture through gateway

Embedded Checkout

Secure payment fields or components embedded directly into your website or app where supported. The checkout stays on your domain while payment capture is tokenized through the gateway.

  • Integrated on-site experience
  • Tokenized payment capture
  • Customization where supported
  • Customer stays on your store
Payment Links & Buy Buttons — No Store RequiredNo Store Required

Payment Links & Buy Buttons

Where supported, generate payment links or buy buttons customers can use to pay without a full online store. Share by text, email, or social — the link opens a secure checkout.

  • No website required
  • Shareable by text or email
  • Simple buy buttons
  • Quick setup for single products
Gateway API Integration
POST /v1/charge
{ amount, currency, token }
200 OK · authorized
Server-to-server where supported

Custom Checkout / API

For merchants and developers who need more control. Connect through supported gateway APIs, server-to-server processing, and webhooks where available.

  • Direct API integration where supported
  • Server-to-server where available
  • Webhooks for real-time events
  • Full control over the experience

Checkout approach depends on your gateway, platform, and integration method. ONKORE helps you choose the right model for your store and developer resources.

Payment Methods

Let customers pay their way

Credit cards, debit cards, digital wallets, and ACH where supported. The methods available to your store depend on your gateway and configuration.

Supported payment methods

Credit cardsDebit cardsApple PayGoogle PayDigital walletsACH / eCheck where supportedInternational cards where configuration allows

Payment-method availability depends on your gateway, processor, and configuration. PayPal availability depends on your selected gateway and setup. ONKORE helps you confirm which methods are supported for your store.

Saved Payment Methods

Make returning checkout easier

Compatible gateway solutions can tokenize payment credentials so returning customers pay without your systems storing raw card details. Faster checkout, reduced data scope.

Tokenized Customer Profile
Visa •••• 4242Tokenized card-on-file
Mastercard •••• 5555Saved for repeat billing
Apple Pay tokenWallet token
No raw card data stored on your systems

Tokenization, not stored cards

When a customer pays, the gateway replaces their card details with a secure token. That token can be used for future purchases — without your store ever holding the raw card number.

Tokenization

Compatible gateway solutions can tokenize payment credentials so returning customers pay without your systems storing raw card details.

Customer Profiles

Save tokenized payment methods to customer profiles where supported by your gateway — enabling faster repeat checkout.

Card-on-File

Store a tokenized card-on-file for repeat purchases, recurring billing, and account-top-up workflows where supported.

Reduced Data Scope

Tokenization can reduce the amount of sensitive card data your systems directly handle — simplifying your security posture.

Tokenization capabilities depend on your gateway configuration. ONKORE does not represent a proprietary vault; tokenization is handled through supported gateway technology.

Recurring Billing

Bill on a schedule

Subscriptions, memberships, installments, and scheduled payments — recurring billing is available with supported gateway configurations. Not every merchant receives it automatically.

Recurring Billing Schedule
Monthly subscriptionAuto-charge on the 1st
Annual membershipTokenized card-on-file
3-installment planSplit across 90 days
Quarterly serviceRecurring where supported

Recurring revenue, automated

Set up automatic recurring charges using tokenized card-on-file. Customers are billed on schedule — and you see every upcoming charge in your reporting where supported.

Subscriptions

Recurring billing for subscription products and services.

Memberships

Ongoing membership billing where supported.

Installments

Split payments across scheduled installments where supported.

Scheduled Payments

Automatic scheduled billing for repeat services.

Recurring billing is available with supported gateway configurations. Not every merchant automatically receives recurring billing — ONKORE helps you confirm availability for your setup.

Fraud & Risk

Add more control to online payment risk

Card-not-present commerce carries different risk than in-person payments. Available fraud tools vary by gateway and processor configuration — ONKORE helps you configure the controls that fit your store.

AVS

Address Verification Service checks the billing address against the card issuer's records where supported.

CVV Verification

Card verification value checks help confirm the customer has the physical card where supported.

Velocity Controls

Limit the number of transactions from a source within a time window where supported.

Transaction Thresholds

Set amount thresholds for review or blocking where supported.

IP / Device Rules

Rules based on IP address or device where available through your gateway.

Allow / Deny Rules

Custom rules to allow or deny transactions based on criteria where supported.

Manual Review

Review flagged transactions before shipping or fulfillment where supported.

Tokenization

Tokenized checkout reduces repeat fraud exposure for returning customers.

Fraud Scoring

Fraud scoring where supported by your gateway configuration.

Chargeback Monitoring

Track and respond to chargebacks through the Chargeback Center.

Extra Authentication When Appropriate

3D Secure adds an additional cardholder authentication step for eligible online transactions — where supported by your gateway configuration. It is not active on every account or transaction. ONKORE can help you understand whether 3DS is available for your setup.

Available fraud tools vary by gateway and processor configuration. ONKORE does not itself provide every fraud engine — tools are accessed through supported gateway technology. ONKORE does not promise fraud prevention.

Integrations

Connect your store

ONKORE can help you evaluate payment and integration options that work with your commerce platform, gateway, accounting, and CRM. You may not need to rebuild your checkout.

E-Commerce Platforms

  • ShopifyGateway Supported
  • WooCommerceGateway Supported
  • MagentoGateway Supported
  • BigCommerceGateway Supported
  • Adobe CommerceGateway Supported

Payment Gateways

  • Authorize.netAvailable Based on Setup
  • NMIAvailable Based on Setup
  • CybersourceAvailable Based on Setup

Accounting

  • QuickBooksSync Supported
  • XeroSync Supported
  • SageExport Supported

CRM

  • SalesforceAPI / Middleware
  • HubSpotAPI / Middleware
  • Zoho CRMAPI / Middleware

Already have a gateway or shopping cart?

You may not need to rebuild your checkout. ONKORE can review your current storefront, gateway, and processing setup and help determine compatible payment options.

Check Compatibility

Need developer integration help?

Explore integration methods, gateway options, tokenization, and PCI guidance in the Developer Center.

Visit Developer Center
Developers / API

Flexible options for custom checkout

Hosted checkout, REST APIs, SDKs, webhooks, and payment components — where supported by your integration method. ONKORE does not represent a single universal API; we help you connect through the right method for your stack.

Hosted Checkout

Redirect to a secure hosted checkout page where supported — fastest path to live payments.

REST API

Connect through supported gateway REST APIs where available for custom checkout flows.

SDKs

SDKs where applicable to your integration method and supported platform.

Webhooks

Receive real-time event notifications where supported by your integration method.

Tokenization

Tokenize payment credentials where supported to avoid storing raw card data.

Payment Components

Embeddable payment fields or components where supported by your gateway.

Gateway API Integration

Connect ONKORE through supported gateway APIs for online processing.

Developer Resources

Integration guidance, PCI scope reduction, and best practices in the Developer Center.

Developer resources are available for supported integrations. ONKORE does not represent a single universal public API. Contact ONKORE to discuss API availability and integration options for your stack.

Reporting & Management

Understand your payment activity

Transactions, authorizations, refunds, settlement, recurring activity, and customer profiles — where supported by your platform. Conceptual visualizations — no fabricated numbers or fake dashboards.

Transaction Volume

Payment Methods

One view of your online payments

Reporting brings together transactions, authorizations, refunds, settlement, and recurring activity so you can see what's happening across your store — where supported by your platform.

Transactions

Review every online transaction across your store.

Authorization Results

See approvals, declines, and errors for each transaction.

Refunds & Voids

Track refunds and voids across your online activity.

Settlement & Funding

See when deposits hit your account and track settlement timing.

Recurring Transactions

Monitor active recurring plans and upcoming charges where supported.

Customer Profiles

View tokenized customer profiles where supported by your gateway.

Gateway Activity

Track gateway activity across channels where supported.

Exports

Export transaction data for reconciliation and accounting where supported.

Reporting depth depends on your selected platform and integration. Visualizations shown are conceptual — not actual dashboard screenshots.

Beyond the Shopping Cart

Get paid without a full store

Payment links, invoices, buy buttons, and remote payment requests — where supported by your gateway configuration. Collect payment without a complete checkout flow.

Payment Links

Send a secure payment link by text or email — no store required.

Invoices

Send branded invoices with embedded payment links where supported by your gateway.

Buy Buttons

Add buy buttons to emails, blogs, or social posts where supported.

Remote Requests

Request payment from anywhere without a full checkout flow.

Payment-link and invoice capabilities depend on your gateway configuration. ONKORE helps you confirm availability for your setup.

Customer Experience

A checkout experience customers trust

Mobile-friendly checkout, saved payment methods, refund workflows, recurring customers, and multi-user access — where supported by your gateway and platform.

Mobile-Friendly Checkout

Checkout optimized for mobile devices where supported.

Saved Payment Methods

Returning customers pay faster with tokenized saved methods where supported.

Refund Workflow

Process refunds and voids through supported gateway tools.

Recurring Customers

Manage subscribers and recurring billing where supported.

Multi-User Access

Give team members gateway access with permissions where supported.

Order Reconciliation

Match payments to orders through supported accounting integrations.

Checkout Branding

Customize checkout appearance where supported by your gateway.

Payment-Method Flexibility

Offer cards, wallets, and ACH where supported to reduce friction.

Security & PCI

Build checkout with security in mind

PCI DSS responsibilities, tokenization, hosted checkout, encryption, and access controls — ONKORE processes payments through PCI DSS-aligned infrastructure. Merchants remain responsible for their own compliance scope.

PCI DSS Responsibilities

ONKORE processes payments through PCI DSS-aligned infrastructure. Merchants remain responsible for their own PCI compliance scope.

Tokenization

Tokenize payment credentials to avoid storing raw card data on your systems where supported.

Hosted Checkout / Hosted Fields

Using hosted checkout or hosted fields can reduce the amount of sensitive card data your systems directly handle.

Encryption

Cardholder data is encrypted in transit through supported gateway technology.

Cardholder-Data Scope

Hosted and tokenized approaches can reduce your PCI scope where supported.

Secure Integrations

Connect your store through supported, secure integration methods.

Access Control

User permissions and role-based access help limit who can handle payments — where supported.

Fraud Controls

AVS, CVV, and review tools where supported help manage online risk.

Hosted checkout and tokenization can reduce the amount of sensitive card data your systems directly handle — they do not eliminate PCI obligations. Merchants remain responsible for their own PCI compliance scope.

Who This Is For

Built for online businesses

ONKORE works with online businesses that need a reliable way to accept payments, connect their store, and grow online sales.

Online Retail
Subscriptions
Digital Services
B2B Commerce
Memberships
Online Professional Services
Multi-Channel Businesses

Sell online and in person?

Many businesses accept payments both online and in person. ONKORE can help you connect an omnichannel setup — one relationship, in-person and online. Explore related solutions:

Implementation

From conversation to launch

A straightforward path to better online payments — no jargon, no pressure. ONKORE helps you get set up and stays available after you launch.

1

Understand your store

We review how your store is built and how customers pay today.

2

Review your statement

Analyze current online processing rates and fees for savings.

3

Identify payment channels

Map online, recurring, and remote payment needs.

4

Confirm platform & gateway

Verify your commerce platform, gateway, and integration method.

5

Select checkout approach

Choose hosted, embedded, payment links, or custom API where supported.

6

Configure & integrate

Set up payment methods, fraud tools, and integrations.

7

Test

Test checkout in a sandbox where supported before going live.

8

Launch

Go live with support standing by.

9

Ongoing support

Continue with responsive support after you launch.

FAQs

Build the Right E-Commerce Payment Stack

Tell us how your store is built, what gateway or commerce platform you use, and how customers pay. ONKORE can help evaluate the processing and integration options that fit your checkout.

No long-term contracts
Interchange-plus pricing
Configured around your store
PCI Compliant Setup in 24 hours No long-term contracts