This featured video was created using artificial intelligence. The article, however, was written and edited by actual payment experts.
In a Nutshell
“Card-not-present” is often seen as synonymous with “online orders.” There are other types of CNP transactions, though: some are older and others are cutting edge, but they all come with an increased vulnerability to fraud. In this post, we’re exploring all facets of CNP transactions and how to conduct them securely.
What is CNP Commerce? Why Are Card-Not-Present Sales More Vulnerable to Fraud?
Most shoppers have no problem keying in their credit card numbers to make purchases online. Many complete multiple card-not-present transactions every day, and even allow their favorite merchants to keep their card information on file.
Few consumers, however, could likely define “CNP purchase,” or recognize how often they engage in them.
That’s okay. For the most part, your customers don’t need to know and couldn’t care less. As a merchant, though, you need at least a basic understanding of card-not-present charges. In this post we examine the meaning of CNP transactions, uncover hidden risks you might not be aware of, and offer some strategies for protecting your revenue.
Card-not-present (or “CNP”) transactions are any purchases, refunds, or other card transactions that take place when neither the cardholder nor the payment card are physically present with the merchant.
In simple terms, a “card-not-present transaction” is pretty self-explanatory: a payment-card sale where the card itself isn’t in the merchant’s presence.
The actual plastic doesn’t physically interact with a terminal at the point of transaction. In other words, the sale or refund happens using the card’s account credentials only.
While the bulk of card-not-present transactions come from mail orders or telephone orders (commonly grouped together under the acronym MOTO) and eCommerce sales, CNP applies in a range of scenarios.
Payment Method
Use
Transaction Type
Credit Card Terminal
In-Store Purchase
Card-Present
Tap/Digital Wallet
In-Store Purchase
Card-Present*
Online Payments
Bill Pay, Recurring
Card-Not-Present
Phone /Mail Orders
Catalog, TV Ad
Card-Not-Present
Card-on-File
Repeat Customers
Card-Not-Present
Mobile or Merchant App
Mobile Commerce
Card-Not-Present
CNP sales offer great convenience for consumers, and they allow you to take orders 24 hours a day, seven days a week. The downside is that these orders can be a little risky, as CNP transactions are more vulnerable to fraud than in-person transactions. We’ll explore this point in more detail a little later in the article, though.
Did You Know?
Retailers and other industry professionals commonly use the terms card-not-present or CNP. Card brands like Visa or Mastercard tend toward fancier labels like “card absent environment,” but it means the same thing.
Online purchases, phone orders, and card-on-file purchases are all common examples of card-not-present transactions.
It’s fine to talk about different types of CNP scenarios, but putting them in context can make things easier to understand. Here are some real-world examples of how card-not-present transactions work:
Online Shopping
Rob is browsing the site of a clothing retailer that he’s never shopped with before. He selects a sweater, and navigates to the checkout page. When prompted, he manually keys in his card information, including card number, expiration date, and CVV number, to complete the sale.
Mail Order
Laura is ordering a folding table from a physical copy of the Uline catalog. She could use the company’s website, but instead she fills out an order form, writing her card information in the provided space. She then mails the form to the vendor.
Phone Orders
Ritchie is hungry, but is also busy at work, and can’t get away from his desk to grab lunch. He calls his favorite local pizzeria and places an order for delivery. He gives his card information to the order taker over the phone, and the order taker keys it into the system.
Card-on-File Purchases
Because Denise shops on Amazon on a regular basis, she gives the company permission to keep her card information on file for future use. When signed into her account, she can simply click the “Buy Now” button to pay for a purchase in a second, rather than keying the information in every time.
Recurring or Subscription Purchases
Mel wants to pay his monthly electric bill using a credit card. So, he gives the provider his card information, as well as permission to automatically charge his card each month in the amount of the bill due. This will continue until further notice, without any additional input.
37%
of global customers make purchases online.
Source: Ethoca
26%
of customers use mobile apps as their primary means of conducting CNP transactions.
Source: Ethoca
43%
of US-based consumers shared that they would prefer to shop mostly online rather than in-store.
Source: Marqeta
63%
of consumers state that they make card-not-present transactions more often than card-present transactions.
Source: Marqeta
Why Conduct Card-Not-Present Transactions?
The explosive growth of CNP payments over the last two decades was no coincidence. These transactions offer compelling advantages that have made them indispensable for businesses of all sizes.
Unlimited Market Reach
Geography is no longer a barrier. That boutique in Brooklyn can sell handmade jewelry to customers in Bangkok just as easily as to neighbors down the street. CNP transactions eliminate physical boundaries, transforming local businesses into global enterprises overnight. You can access millions of potential customers, rather than just those who walk through your door.
Round-the-Clock Revenue
Most brick-and-mortar stores have to flip their signs to “closed” at some point during the evening. CNP merchants can keep selling long after night falls. Your online store never sleeps, capturing sales from night owls, early birds, and customers in different time zones. This 24/7 availability can be a boon to your revenue.
Reduced Operational Costs
Running a physical store is expensive. You have rent, utilities, staff, insurance, etc. Going online slashes your overhead costs dramatically. Without the need for prime retail space or full-time floor staff, you can invest more in inventory, marketing, or simply enjoy higher profit margins. A successful retail business can operate from a warehouse or even a home office.
Enhanced Customer Convenience
Shoppers expect frictionless experiences. CNP options let customers shop from their couch, set up automatic bill payments, and reorder favorite items with a single click. This convenience translates directly into customer loyalty and increased lifetime value. Customers who store their payment information with you will tend to make purchases more frequently.
Superior Data & Insights
Every CNP transaction generates valuable data. Unlike cash sales, digital payments create detailed records of customer behavior, preferences, and patterns. This information enables personalized marketing, accurate inventory forecasting, and strategic business decisions based on real customer insights rather than guesswork.
With these advantages, it's no wonder that CNP transactions now account for over 30% of all credit card purchases globally—a figure that continues to climb. However, merchants need to understand that accessing these benefits requires managing unique security challenges that don't exist in face-to-face transactions.
Why Are CNP Transactions Considered Riskier for Merchants?
TL;DR
Because the card is never actually produced during the transaction process, it’s harder for the seller to validate the buyer’s identity. And, the buyer could be conducting the transaction from anywhere on earth.
If there’s a downside to CNP transactions, it can be summed in one word: fraud.
So, what is CNP fraud? Why exactly are card-not-present transactions considered riskier than card-present ones? Well, think about it: while credit cards are generally considered safe and secure, the inability to see the card or buyer will necessarily create opportunities for fraud.
For example, with CNP scams, the fraudster typically doesn’t need the physical card. They just need the account info, or in some cases, even just part of the information. Other differences exist as well:
Here’s another quick rundown on how a typical CNP fraud incident might work:
By simultaneously performing this with multiple cards, or at multiple vendors, the fraudster can rake in a huge profit and start over with new cards. And, that’s just one scenario, of course; fraudsters are inventing new techniques daily.
Compliance Requirements for CNP Transactions
As a card-not-present merchant, you’re gonna face stricter compliance obligations than your card-present counterparts.
The Payment Card Industry Data Security Standard (PCI DSS), for instance, applies to all merchants. But, CNP businesses face heightened scrutiny. Since you're collecting sensitive card data through websites, phone systems, or mail orders, you have to implement additional safeguards.
And, if you process transactions from EU shoppers, then PSD2 regulations require additional authentication for most CNP purchases. This means implementing 3-D Secure 2.0 for online transactions, or deploying two-factor authentication on all transactions. Non-compliance results in declined transactions; European banks will simply reject non-authenticated payments.
The exact requirements for you will depend on a lot of factors. Get with your processor to get clarification about what you need to stay in compliance given your specific situation.
And remember: ignore these requirements at your peril.
The average cost of a data breach in 2024 was $4.88 million, including forensic investigations, legal fees, and lost business. For CNP merchants already operating on thin margins, non-compliance isn't just risky; it's potentially fatal.
What are CNP Compliance Best Practices?
Your best bet for compliance is to partner with a payment processor that keeps you informed of changing requirements and provides the tools you need to maintain compliance without disrupting your business. But, that being said, here are a few specific best practices to keep in mind:
Never Store Prohibited Data
You absolutely cannot store CVV codes, PIN numbers, or magnetic stripe data. Many CNP merchants get dinged for keeping CVV codes in order forms or customer databases. Delete them immediately after authorization.
Encryption is Mandatory
All cardholder data must be encrypted during transmission. This means using TLS 1.2 or higher for websites, secure phone recording systems that mask card numbers, and locked storage for physical mail orders. Sending card details via unencrypted email? That's an instant compliance violation.
Tokenization for Repeat Customers
Always use tokenization if you store cards for recurring billing or customer convenience. This replaces sensitive card numbers with non-sensitive tokens, reducing your PCI scope and liability. Major payment processors offer tokenization services; be sure to use them.
Minimum Necessary Retention
Only keep cardholder data on file as long as absolutely necessary. Set automatic purge dates for transaction records based on your chargeback rights (typically 120-180 days).
Role-Based Access
Not everyone needs access to payment data. Implement role-based permissions ensuring only authorized personnel can view full card numbers. Customer service staff, for instance, should see only the last four digits of the buyer’s card number.
Audit Trails
Maintain detailed logs of who accesses payment data and when. PCI assessors will request these logs as part of the auditing process. Any gaps they find will indicate non-compliance, and they’ll penalize you for it.
Regular Security Scans
Quarterly vulnerability scans are mandatory for most merchants. CNP businesses processing over 20,000 transactions each year are gonna require annual on-site assessments from a professional third-party auditor.
Documentation & Incident Response
Compliance isn't just about technology—it's about proving you follow procedures. I mean documenting all security policies and employee training, maintaining incident response plans, and keeping records of compliance scans and remediation efforts. Finally, report any suspected breach to your processor within 72 hours.
Preventing credit card fraud is largely about authenticating the buyer at the time of the sale. Strong customer authentication, requiring CVV security codes, and using AVS can help verify customers.
If you do any type of online business at all, CNP purchases are a non-negotiable requirement. Not offering it isn’t even an option. So, the question is: how do you go about minimizing the risks of fraud?
Whether you’re talking about CNP sales or in-person purchases, preventing credit card fraud is largely about authentication. Authentication is trickier when the customer isn’t right there for you to eyeball, though. So, you need a few other tricks for CNP transactions.
Did You Know?
Being able to see the card and the customer lowers the risk of fraud, which is why card-present transactions are typically charged lower interchange fees compared to CNP sales.
Stick to Your Standards
Implement strong authentication practices, and make sure that you’re sticking to the rules you set. For example, if you require two or more methods of customer validation, like a password and a one-time passcode to complete a transaction, then apply that standard without exceptions.
Use All the Tools at Your Disposal
There’s a wide variety of validation tools available. Be sure you’re taking advantage of all of them. The Address Verification System (AVS), CVV security codes, and device fingerprinting are all standard practices for CNP merchants. In the end, they’re all different ways of ensuring that the buyer is the actual cardholder.
Examine AI Indicators
Modern fraud prevention tools leverage artificial intelligence, which is the only practical way of checking multiple sources for identity confirmation in real time. AI behavioral analytics, for instance, can scan a customer’s purchase history in seconds. If something seems out of the ordinary — the type of purchase, amount of the purchase, shipping address, etc. — the transaction gets flagged.
Educate Staff
The most powerful tool for CNP fraud prevention is education. A well-trained team that knows what to watch for is going to be your best line of defense. So, make teaching your staff a priority. Ensure that they know red flags to look for, whether they are taking phone orders or double-checking transactions from your website.
Crooks always find a way to exploit shifts in the retail/financial landscape. That’s why it’s important to have a risk management strategy in place.
We can help. At Chargebacks911®, we keep a close eye on fraud trends and new technology so you don’t have to. We can work with you to create an end-to-end fraud strategy that lowers chargebacks and protects revenue. Contact us today to learn more.
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