Intro:When you run an online business, the payment process is the most important part of your customer experience.

After customers have browsed your products, added them to their cart, and are ready to purchase, the next step is checkout. The checkout process can either make or break the entire shopping experience. But what goes on behind the scenes of an online transaction? How do payments get processed securely and efficiently?

The payment industry often uses terms like payment gateway and payment processor, but many business owners and customers need help understanding their differences. Knowing these terms and how these systems work is critical to ensuring smooth, secure transactions. It also helps you choose the best solution for your online business, especially when dealing with international payments.

In this article, we’ll discuss two critical players in online payments: a payment gateway and a payment processor.

You’ll discover how payment gateways and payment processors differ, how they work together during a transaction, and which factors to consider when selecting the right service for your business.

The crucial distinction: Payment gateways vs. Payment processors

To understand the difference between a payment gateway and a payment processor, let’s think of them as a tag team for online transactions. Each plays a specific role that contributes to the overall payment flow.

Payment gateway: The security gatekeeper

The payment gateway is like the security checkpoint for online transactions.

When customers enter their payment information on your website, the payment gateway secures their sensitive data. It encrypts details such as credit card numbers or bank account information, ensuring malicious actors can’t intercept it during transmission.

Once encrypted, the payment gateway sends the obscure information to the payment processor for further handling. In short, the payment gateway handles the front end of the transaction, securely transmitting the data from the customer to the next stage of the process.

Payment processor: The financial traffic controller

After the payment gateway securely sends the customer’s details, the payment processor takes over. The payment processor’s job is to verify the customer’s information with the issuing bank and verify the transaction authorization. A payment processor is like the traffic controller for financial data, ensuring funds move from the customer’s account to your merchant account.

The processor works behind the scenes. Unlike the payment gateway, which the customer interacts with during the checkout, the payment processor operates invisibly, handling the actual funds transfer.

Feature Payment Gateway Payment Processor
Primary Function Collects and encrypts customer payment information, facilitates communication with the processor. Verifies and processes payment information, facilitates fund transfer between banks.
Customer Interaction Handles front-end interaction during checkout, displaying payment options and informing customers of approval/decline. Works behind the scenes, invisible to the customer.
Additional Features May offer basic fraud prevention tools and shopping cart integration. May offer advanced fraud prevention, recurring billing, and data analytics.

Behind the checkout curtain: How they work together

Let’s walk through a typical online payment process to see how the payment gateway and payment processor work hand-in-hand.

Step 1 – Customer enters payment information

A customer visits your website, selects an item, and clicks buy. At checkout, they enter their payment information (credit card number, CVV code, expiration date) and press submit.

Step 2 – Payment gateway encrypts and sends data

The payment gateway encrypts the information as soon as the customer submits their payment details. Encryption protects sensitive data as it travels across the Internet. The payment processor then receives the encrypted information for validation.

Step 3 – Processor verifies payment details

The payment processor now takes over. It forwards the encrypted details to the issuing bank (the customer’s bank) to verify whether the payment can be authorized. The bank checks for sufficient funds, validates the card information, and checks for potential fraud.

Step 4 – Bank responds with approval or decline

Once the bank completes its verification, it responds to the payment processor. If everything checks out, the bank sends an authorization code to approve the transaction. If there’s an issue (such as insufficient funds or suspicion of fraud), the bank may reject the transaction.

Step 5 – Processor relays response to payment gateway

The payment processor receives the bank’s response and relays the approval or decline message back to the payment gateway.

Step 6 – Gateway informs merchant and customer

The payment gateway then communicates the transaction’s status (approved or declined) to the merchant (your website) and the customer. If the transaction is approved, the customer sees a confirmation message, and the merchant is notified that the sale was successful.

Step 7 – Funds transfer

If the transaction is approved, the payment processor initiates the transfer of funds from the customer’s account to the merchant’s account. The process, known as settlement, can take a few days, depending on the payment processor and banks involved.

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Finding the perfect fit: Choosing your payment solution

Now that you know how payment gateways and processors function, choosing the right payment system for your business when setting up your payment process is essential. Consider these factors when selecting a payment processing solution:

  • Transaction Fees: Look closely at processing fees. Some providers charge per transaction, while others may have monthly fees or additional charges for international payments.
  • Supported Payment Methods: Ensure that the solution supports your customers’ payment methods, whether credit cards, debit cards, digital wallets, or digital currencies.
  • Market trends: Research prevailing payment methods to help you decide; consider factors such as the increasing number of cashless transactions globally.
  • Security Features: Look for providers with advanced fraud prevention tools, such as CVV verification, address verification (AVS), and encryption methods.
  • Ease of Integration: Ensure the solution integrates easily with your website or e-commerce platform. Many payment gateways provide plugins for popular systems like Shopify or WordPress.
  • Customer Support: Consider the quality and availability of customer support. You want to ensure quick and effective assistance if something goes wrong during a transaction.

Additional features offered by payment processors

While the primary roles of payment processors and gateways are well-established, many providers offer additional features that can be helpful, especially for businesses with specific services, such as handling international payments.

Advanced fraud prevention

Some payment processors offer advanced fraud prevention tools.

For example, 3D Secure authentication adds an extra layer of security, requiring customers to verify their identity through their bank before completing a transaction.

Other tools include risk scoring, which evaluates transactions based on factors like geographic location and spending patterns to identify potential fraud.

Recurring billing management

If you offer subscription-based products or services, a payment processor that handles recurring billing can save you time and effort. These systems automatically charge customers at predetermined intervals, simplifying the process of managing subscriptions and memberships.

International payments

For businesses dealing with customers from different countries, working with a payment processor that supports international payments is essential. Global services include handling multiple currencies and ensuring compliance with international payment regulations. Various processors also offer dynamic currency conversion, allowing customers to pay in their local currency while still transferring funds to their merchant account in their preferred currency.

Final thoughts

A reliable and secure payment system provides a robust foundation for any online business. Understanding the roles of payment gateways and payment processors ensures customers have a smooth, safe, and convenient checkout experience.

While the payment gateway handles the front-end interaction and secures customer data, the payment processor ensures that the transaction is authorized and the funds are transferred to your account.

When selecting the right solution for your business, it’s crucial to consider factors like fees, security features, and ease of integration. Additionally, if you deal with recurring billing or international payments, choosing a processor with the right features can simplify these processes.

Whether a small online shop or a large international business, combining a reliable payment gateway and processor can help ensure your transactions are fast, secure, and dependable.

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FAQs

1. What is a payment gateway vs payment processor?

A payment gateway collects and encrypts customer payment details during an online transaction, while a payment processor is the financial system that verifies and processes the transaction.

2. Can a payment gateway function without a payment processor?

No, a payment gateway cannot function without a payment processor. The gateway collects and transmits payment information securely, but it needs the processor to verify the details, communicate with the banks, and complete the transaction. Both systems are essential for handling online payments securely and efficiently.

3. Do I need a payment gateway and payment processor?

Yes, you generally need a payment gateway and a payment processor for online transactions. The payment gateway ensures the secure collection and transmission of customer payment information, while the payment processor handles the actual verification and transfer of funds between banks. Together, they provide a smooth and secure transaction experience for your customers.

4. Are there companies that provide payment gateway and payment processor Services?

Yes, several companies provide both payment gateway and payment processor services. These companies offer comprehensive solutions that simplify the payment process by bundling the gateway and processor into one service, making it easier for businesses to manage their online transactions.

Sources

  1. Cashless payments by region 2027 |  Digital & Trends Industries & Markets
  2. 3-D Secure – Wikipedia