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Taking Payments Online – Everything You Need To Know

Online Payments

Selling products digitally and taking payments online can create a welcome additional source of income but you must be cautious and plan the process properly as it also runs the risk of data breaches, customer suspicion, and failures in compliance.

Taking Payments Online: Key Points To Be Aware Of:

  1. Choose the Right Payment Gateway: A payment gateway authorizes online payments. It should be secure, reliable, and offer a good user experience. Popular options include PayPal, Stripe, and Square.
  2. Security is Crucial: Your online payment system should be PCI DSS compliant to safeguard sensitive data and build trust with your customers. Always use secure, encrypted connections for transactions.
  3. Understand the Costs: Online payment processors often charge a percentage of the transaction amount, plus a fixed fee per transaction. Make sure to factor these costs into your pricing strategy.
  4. Offer Multiple Payment Options: It’s important to offer multiple payment methods such as credit/debit cards, digital wallets (e.g., Apple Pay, Google Pay), and direct bank transfers to cater to different customer preferences.
  5. Understand the Regulations: Regulations related to online payments vary by country and region. Make sure you understand and comply with these regulations to avoid any legal issues.

Let’s dive into this guide to learn more about the basics of online payment gateways.

Getting Started: Core Considerations

An essential for taking payments online is a complete framework that is custom-made to the needs of your business.

Payment Gateway Evaluation

Paypal, Stripe and Square are the top choices. Still, the final choice depends on the needs of your business. Evaluating features, tools, integration and reporting and calculating account charges, transaction fees, and total costs should help you determine your eligibility for global payments.

Compliance and Security

You should obtain PCI DSS certification, together with the installation of firewalls, SSL encryption, access restrictions, cyber insurance, data minimisation, training for employees, and incident response strategies. All businesses taking payment online and handling transactions must consider these security measures to protect sensitive data.

Payment Method Support

Supporting a variety of options like bank transfers, cards, mobile wallets, cryptocurrency, instalments and local preferences to the relevant markets provides more convenience to the customers and conversions to the business.

Tax Setup and Calculations

An expert consultation is required on sales tax, VAT, and GST since tax laws can be complicated and different in every region. Various steps such as calculations, collection, registration, invoicing and remittance workflows are a great combination to manage tax effectively.

Fraud Prevention

A mix of various tools and strategies like activity monitoring, payment processor screening, order analysis, identity verification, and device fingerprinting helps prevent fraud, reduce chargebacks, and simultaneously maintain the trust of your customer and business.

Understanding Online Payments Flow

At the backdrop of an online purchase, a series of safe financial transactions run uninterruptedly, as follows:

  1. After selecting the product or services, the customer initiates a checkout after entering the card details.
  2. Then, for secure processing, the payment gateway encrypts the data.
  3. The encrypted financial details are forwarded to the issuing bank, which by verifying the information approves the payment.
  4. Once the payment has been approved the card network moves the payment between customers and merchant’s banks.
  5. The issuing bank confirms authorisation. Then it is relayed by the payment processor to the payment gateway.
  6. After the confirmation, the retailer is notified of the approved payment. He then fulfils the customer’s order.
  7. For the funds to clear, the payment gateway releases the authorised funds in the merchant’s account.
  8. The merchant’s account transfers the funds to the business bank account according to the agreed timeline.

Why Go Online? Key Benefits Revealed

Taking payments online can level up your business in the following ways:

Broader Reach: Going online and taking payments online opens a vast global market to businesses as compared to physical stores. Funnels play an essential role as they convert website traffic into meaningful conversions.

Bigger Basket Sizes:  Online purchasing offers extra comfort and stirs up additional or impulse purchases, which increases average order value, consequently growing revenue.

Leaner Processes: Operating with data obtained from online transactions enhances efficiency, and merging the automated processes and digital tools reduces the overhead costs, boosting overall productivity.

Customer Intelligence: It involves a detailed analysis of customer behaviour and buying patterns. This helps generate personalised experiences to improve the loyalty of the customers and increase repeat sales.

Cash Flow Certainty: By employing electronic methods, you can get paid faster, with more reliability and availability of the cash flow, without any uncertainty that can delay business operations.

Marketing Innovation: Increase your marketing reach by collaborating with influencers and social channels. Manage as many online experiments as this will engage the online audience and increase your brand visibility.

Following is the detailed account on the key security and payment gateway selection:

Strengthening Payment Security

Always protect your customers’ data this helps in maintaining their trust. A few essential measures are:

Secure System Architecture

  • You should keep the payment system separate from other parts of the business and provide access only through API gateways.
  • The payment system should be protected, by setting up firewalls, DDoS mitigation, OS hardening baselines, WAF rules and brute force protection.
  • The protection of the payment system should go through regular check-ups. It should be constantly updated and should automatically check security holes and weak spots.
  • Keep track of suspicious activity in the network system and strange behaviour to stay safe from potential threats.

Ongoing Risk Management

  • Always verify with multi-factor authentication and trust no one. Give access to one-time tokens to make sure no old ones are used.
  • Map the data flows and show how the information moves, and where it is at risk the most. Take necessary steps for extra protection in those areas to minimise the risk.
  • Never show authentic data, always encrypt the data, and use secret codes and SANs or tokenisation to reduce threats.
  • Employ mandatory staff security awareness training, and practise security exercises to check whether they work or not.

Rigorous Compliance Governance

  • PCI DSS experts should be called to inspect the safety controls and measures for handling credit card data and will make sure everything is secure through online assessments and questionnaires.
  • Follow different laws like HIPAA, SOX, privacy laws (GDPR) and others to meet the global client base, wherever they be it will enable you to keep the data secure.
  • Hire specific people to ensure all the policies and regulations are followed, and if problems arise it’s resolved swiftly.

Insuring Residual Risk

  • You can insure residual cyber risk by transferring residual threats through personalised policies, handling credit checks, legal responsibilities and public communication costs.

Vetting Payment Partners

Carefully assess the payment processors as you expand your business.

Feature Completeness

  • To cater to the needs of a global customer base, accept globally supported payment methods, currencies and distribution channels that are also supported locally.
  • Your payment partner should also provide their own defence system against fraud. It should include machine learning processes as well.
  • Assess whether your payment provider allows flexibility around data access, hosted payment pages, custom reporting, and reconciliation cadence configuration to find out the accuracy and reliability of financial statements.
  • Check if your payment partner supports POS functionality and allows features for managing subscription billing, marketplace settlements and invoicing.

Enterprise Scalability

  • Always look for flexibility in fee structures and contracts open for customisation when you want to expand your business and grow expectations.
  • Check for dedicated account management for the specific needs of large businesses and overarching relationship governance to manage broader aspects of the business.
  • Availability of a powerful infrastructure, measures to prevent interruptions and arrangements post-natural disaster for uninterrupted services.

Trust and Transparency

  • The payment partner should maintain transparency in sharing SOC2 reports and submitting independent audits to ensure their security stance.
  • Maintaining PCI DSS certification to meet the latest standards to take care of sensitive card information.
  • Ask for recommendations from long-term clients showing a positive relationship built on trust and reliability.

Advancing Mobile Payments

With increasing dependability on mobiles, the use of integrated payment approaches is advancing:

One-Touch Checkout

  • Allowing users to safely store their payment information on mobile wallets and enabling Apple Pay, Google Pay and other stored cards makes it easier for tap-and-go frictionless purchases.
  • Based on the user’s preferences and specific regions where your business operates allow other popular mobile wallets to increase accessibility and convenience.
  • Allowing customers to order remotely using geolocation technology, and location-based checkouts upon entry.

In-App Payments

  • To monetise apps, offer users special features, premium content, and special products resulting in increased in-app purchases.
  • Using a real-time pricing policy allows the app to make custom offers and discounts based on customers’ engagement, behaviours and purchase history.
  • Push notifications help the app to remind the customers about the items in their cart and offer discounts, and special deals encouraging the customers to complete the purchase.

Contactless Acceptance

  • Customers can pay without inserting their card physically by installing NFC-enabled terminals for tap-to-pay credit cards and mobile devices for contactless transactions.
  • The portable card readers or Bluetooth receipt printers allow microbusinesses to accept payments easily, and issue receipts providing convenience.

Advanced Identity Verification

  • Features like facial recognition and fingerprint allow users to make login-free payments. Users can access their accounts and make payments without manual login; this increases their convenience.
  • Enabling geofencing sends users identity verification checks if the access takes place from a non-trusted location. It provides extra security for unauthorised access.

Future-Proofing Retail

  • Use modular, API-driven point-of-sale (POS) to ensure that touchpoints are updated often to accommodate new developments in payment technology, such as open banking verification processes or cryptocurrencies.

Optimising Checkout

One of the important ways to increase conversion rates is to improve purchasing processes:

Frictionless Design

Abstain from showing unnecessary user steps and display only the necessary steps. Keep track of your customer’s details to increase recurring transactions and make it simple for guests to pay to ensure they return for that convenience.

Responsive Experience

Responsive engineering technique gives a user-friendly experience that makes the apps or websites work well and look good even on mobile phones, different screen sizes and devices.

Clarity on Costs

The terms and conditions, return policies, delivery terms, and prices should always be transparent and clear before finalising any order.

Post-Purchase Confirmation

Give customers access to tracking options, automated receipts, self-service reports, and order progress updates.

Testing and Improvement

For improvement, always listen to customer feedback and use tools like heatmaps and A/B testing to identify certain issues.

Global Expansion Considerations

Even though selling globally opens a lot of opportunities, extra care and caution are always required:

Localised Storefronts

One way is to adjust your site according to the respective market, language, varying prices, currency, payment methods, and product catalogue to meet the needs of different regions.

Cross-Border Logistics

For well-organised cross-border logistics and distribution, set up warehouses in locations abroad. Always evaluate the tax and duty impact on exporting goods abroad and, for smooth transactions use broker services.

Region-Specific Compliance

It’s crucial to adapt to specific regional regulations and laws such as India’s FDI e-commerce regulations or the EU’s GDPR privacy regulation for trouble-free operations.

Fraud and Risk Management

To overcome high cross-border e-commerce frauds, set up additional social, identification and device verification checks. For risk management set limits and selective authorisation.

Selecting the Optimal Payment Model

A variety of payment models are available for online businesses to select from when they evaluate suppliers:

Payment Gateways

For smooth transactions use platforms like Stripe which are easy to use and work across different channels such as websites or mobile apps and connect merchants to payment networks. A payment gateway helps transactions between online businesses and payment networks through cards.

Payment Service Providers (PSPs)

Payment Service Providers like PayPal provide added financial services. PSPs manage merchant accounts and settlement deposits while monitoring and screening frauds.

Payment Facilitators

In order to create a payment ecosystem evaluate various options available to assemble an efficient system that satisfies the demand of the people involved in the process. Payment facilitators take large transaction fees while acting as an intermediary that onboard sub-merchants by giving them access to merchant accounts, regulatory compliance, unified reporting etc.

When selling internationally, it is important to make sure that the payment model has the capabilities and skills to manage payments globally. While selecting the best model, consider the features, expertise, efforts to manage it, and the level of control you want.

Managing Merchant Accounts

To ensure that the merchant’s accounts are settled, the merchant services receive customer payments in designated bank accounts for businesses:

Conventional Merchant Accounts

The conventional merchant accounts are provided by the banks only after evaluating the recognised risk levels of the business. This process is a long one and requires a lot of paperwork.

Payment Gateway Accounts

A high fee is used in this process where the payment gateways optimise by using pre-compliance and shared accounts in the onboarding process provided by the gateways.

Third Party Providers

Flagship Merchant Services, which are third-party providers, offer affordable rates as they speed up the application process by using their platform integrations.

Opt for premium services such as instant fund access and automated tax remittance. Make certain that the fee breakdown is transparent and includes interchange expenses, assessment charges, payment processing mark-up, etc. when comparing account offerings.

Platform Reliability Standards

A robust infrastructure is necessary to establish a promising stable business. To achieve this certain criteria should be followed:

High Redundancy

To have a solid backup, spread the data across different data centres in various regions. By using load balancing techniques, manage requests evenly so that if one part has an issue, the other works fine.

Rapid Failover

Swiftly shift operations to backup infrastructure in the event of downtime. And ensure close synchronisation to maintain the flow with minimal interruption.

Mandatory Backups

Backups are necessary for systematic functioning. Take regular snapshots of databases and transaction logs and store them in cloud storage as backups spread across different locations to improve security and backups.


Compartmentalisation is another essential step for the smooth functioning of the system. It separates the components through microservices. This ensures that if a problem arises in one compartment it can be solved without shutting down the entire system.

Chaos Engineering

To identify risks and weaknesses in the system, intentionally inject failures into it. This will help in eliminating the risk and finding out how well the system works and what necessary measures are required.

Global Certifications

Upholding vendor security qualification is necessary for global operations, and for that, certifications specific to each region are required.


Payment Card Industry Data Security Standards, or PCI DSS, are the data protection guidelines set by card companies. Though it provides a large security framework, it lacks in certain specific areas.


Compared to PCI DSS audits, SOC2 offers greater depth and transparency regarding security, availability, confidentiality, and privacy controls and is conducted by CPAs.

Regional Standards

EU’s GDPR and India’s UPI transaction are some regional standards that focus on data governance and interoperability and are recognised by specific economic blocs that support regional regulations and protocols.

Mandatory certifications are required when you are selling in different countries. These certifications should align with the rules and regulations of the countries. It is beneficial to have additional validations to increase customer trust and confidence in your product and services.

Emerging Payment Technologies

Fintech has changed and developed with time and promises innovations like:

Open Banking APIs

Open banking APIs through interoperable APIs allow direct bank account payments and smooth account verification, thus improving the checkout process and enriching transaction convenience.

Blockchain Transactions

Blockchain transactions are like digital records that set the groundwork for secure and decentralised operations of NFTs, Cryptocurrency, and smart contracts without the need for a middleman. These transactions cannot be changed once they are recorded but can be checked by anyone.

AI Fraud Prevention

The use of machine learning enables the identification of suspicious behaviour by analysing connections between locations, emails, device identities etc. It helps to prevent AI fraud and decide whether to accept or deny transactions in real-time to prevent such frauds.

Biometric Authorisation

Fingerprint and facial recognition are biometric authorisations that can be used in place of passwords for login-free payments for secure and easy transactions by verifying the customer’s biological features.

Before inducing them into the system, check for technological changes and go for options that are adaptable for future changes and assist in open data and modular architecture while ensuring flexibility and long-term capability.

Conclusion and Key Recommendations

Safely, taking online payments as a business is dependent on several things:

  • Technology: A continuous investment in technology is required to take payments online safely. This requires fine tools like modern POS, payment gateway and scalable infrastructure.
  • Security: This is the most important aspect of an online business. Keeping the data safe from beginning to end is critical. You can get a defence system with strong protected layers by investing in software, infrastructure and control processes.
  • Payments Optimisation: Stay updated with new ways of payment through partnerships with fintech companies. Accepting different payment options is essential for global business and adapting to different methods that customers prefer in their region.
  • User Experience: Customers and their experience should be a priority. Making it easy for them to access services, having clear pricing and mobile-friendly ways is the key.
  • Globalisation: The need for understanding rules and regulations for business selling globally, is as important as any other aspect. These include the laws that customers follow and also logistical requirements for selling products and services in other countries.

Modern businesses can effectively open great opportunities by focusing on these five areas. Including taking payments online, immediate settlements that speed up cash flow and actionable data that improve customer engagement.



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