EMV: Everything You Need to Know (2024)

EMV: Everything You Need to Know (1)

As data theft remains a significant danger to consumers and merchants, EMV cards play an integral role in the global effort to improve payment security by using a technology that helps to protect credit card information.

According to the latest report by theFederal Trade Commission, there were over 2.2 million reports of fraud last year in the United States. “Bank transfers and payments accounted for the highest aggregate losses reported in 2020 ($314 million), while credit cards most frequently identified as the payment method in fraud reports”, states the paper.

In this article, we’ll look at common questions surrounding EMV and how it helps to fight credit card fraud and thus increase payment security:

  • What does EMV stand for?
  • What is an EMV card?
  • How do EMV cards work?
  • Why is EMV technology more secure?
  • How effective is EMV technology in preventing fraud?
  • What is EMV compliance?

What does EMV stand for?

EMV stands for Europay, Mastercard and Visa and refers to a payment method based upon a technical standard pioneered by these three organizations. By adhering to the EMV standard, payment security is improved and the potential for fraud is reduced.

Introduced to the United States in 2015, EMV is now the global security standard for chip-based debit and credit card transactions.

What is an EMV card?

An EMV card is a credit or debit card containing an embedded microchip. This differs from the traditional credit card which featured a magnetic stripe - a security loophole which could beeasily exploited by criminals. EMV cards are far more secure, and can be used in dipping, swiping or contactless payment situations.

An EMV card is also referred to as the following terms:

  • Chip and PIN card
  • Chip-enabled smart card
  • Smart-chip card
  • EMV smart card

How do EMV cards work?

For consumers using an EMV card, the process is straightforward - when making a purchase, they simply dip or insert their card into a chip-enabled terminal or EMV card reader and wait for the transaction to be authenticated. For business owners, it’s important to have a point-of-sale (POS) system that is compatible with EMV technology, one that can read the card’s microchip.

EMV credit cards can now also supportnear field communication(NFC) or contactless card-reading technology — in this case, customers hover their credit card over or near the terminal, instead of dipping or inserting it.

All current options contrast with the older method of swiping a magnetic stripe through a payment terminal, which opened the card user to potential security risks.

Why is EMV technology more secure?

When a transaction takes place using an EMV card, a transaction number is generated which is unique and cannot be replicated. Even if a hacker tried to steal information from a payment system, duplicating the information from an EMV card would be of no benefit - because customer data is encrypted and the transaction number isn’t reusable.

The microchip is therefore the key element in reducing counterfeit fraud, as the card information is unable to be used for copies.

The magnetic stripe on older credit cards was a huge security vulnerability. Sensitive information is at an ever-increasing risk fromdata breaches, and EMV technology significantly lessens the opportunities for hackers to obtain credit card information. This reduces the risk to consumers and the reputational and financial cost to organizations.

How effective is EMV technology in preventing fraud?

According toVisa, the shift to EMV has been extremely effective in reducing credit card fraud in the United States. The statistics show:

  • For merchants who have completed the EMV upgrade, counterfeit fraud dollars dropped by 80% between September 2015 and September 2018.
  • Chip cards are now accepted in over 3.5 million merchant locations.
  • 68% of U.S. storefronts now accept EMV cards.
  • In December 2018, 98% of overall payment volume was on EMV cards.

What is EMV compliance?

In order to get U.S. businesses on board with using EMV technology to protect customer data, the Payment Card Industry Security Standards Council (PCI SSC) declared that merchants who did not adopt the secure payment acceptance method if accepting card-present transactions by October 1, 2015, would face increased potential liabilities. This was known as the liability shift.

Under this EMV compliance regulation, any merchant who had not adopted EMV acceptance assumed the liability of fraudulent activity and the associated costs. Before this shift, it was the banks that would previously assume the liability. This has encouraged merchants to adopt terminals that have secure EMV chip-reading capabilities.

Beyond EMV: Encryption and tokenization

EMV is one of the most recent global initiatives to fight fraud and protect sensitive data processed during card-present transactions. The advancement in technology not only protects the merchant, but also issuers and customers - so all parties involved benefit.

The technology of EMV, combined with other security solutions like point-to-point encryption (P2PE) andtokenization(replacing sensitive customer data with an untraceable, algorithmic number) provides for a powerful combination of protection.

As a merchant, if you’re looking for an EMV-ready credit card terminal that’s simple to use and is protected by P2PE,CardPointeorBoltmight be the EMV payment system for you. Both benefit from the powerful layer of defense provided byCardSecurethat protects every credit card transaction and prevents harmful data breaches.

EMV: Everything You Need to Know (2024)

FAQs

How to solve for EMV? ›

Let's say there's a 10% chance of your project being impacted by an earthquake to the tune of $1,000,000, then you would calculate EMV using the following steps: Probability of risk = 10% Financial impact of risk = $1,000,000. EMV = Probability x Impact.

What is the EMV rule? ›

The EMV compliance “law” states that all merchants need to upgrade their POS systems to support EMV chip cards. If you don't, you'll be liable for transactions accepted with methods like magstripe. This liability shift has wide repercussions and makes fighting back against chargebacks essentially impossible.

Can an EMV chip be hacked? ›

The short answer is yes. Although cloning an EMV chip card is significantly more challenging than duplicating traditional magnetic stripe cards, determined criminals have found methods to bypass these security measures and create clones that can pass off as legitimate.

What are the requirements for EMV? ›

POS terminals that meet EMV standards typically require the cardholder to use a personal identification number (PIN) rather than providing a signature, which adds an additional layer of security. EMV cards also contain an integrated circuit chip, which encodes every transaction differently.

What is EMV decision rule? ›

Expected Monetary Value (EMV) is a concept used in decision-making to evaluate the potential outcomes of a decision and assign a monetary value to each result.

Is EMV positive or negative? ›

EMV mathematical formula

If an event is seen as a risk to a project and losses are expected in the occurrence of that event, the impact will be represented by a negative figure. The impact will be a positive figure if the event is seen as an opportunity to profit.

What is EMV failure? ›

An EMV chip reader terminal failing to read a chip card - and thus resulting in a fallback transaction - could be connected to a number of different factors, such as: Damaged card or dirty/damaged card reader. Compatibility issues between the card reader's EMV kernel and the chip card.

Do magnets affect EMV chips? ›

Instead of a magnetic strip that you swipe, most credit cards now have an EMV chip that you insert into a card reader or even use to pay contactlessly. Luckily EMV chips aren't affected by magnets. However, scratches or prolonged exposure to water can cause damage or make them stop working altogether.

Can you rewrite EMV chip? ›

EMV chips themselves cannot be cloned. However, fraudsters can create a workable card clone by copying data from the card's chip and transferring it to a magnetic stripe card.

Can card skimmers read a chip? ›

Skimmers have traditionally been able to access magnetic stripe card data but not chip data. However, new techniques involve a device called a card shimmer, which can access chip card data. This shimmer sits between the card's chip and the card reader and duplicates the card's magnetic stripe data.

What are the EMV laws? ›

EMV rules shifted liability to merchants by holding them responsible for fraudulent transactions if they do not have EMV-compliant payment terminals. This means that if a customer's chip card is used for a fraudulent transaction at a non-EMV-compliant store, the merchant may be held liable for the chargeback.

How secure is EMV? ›

EMV chips are exponentially more secure than the magnetic stripes on cards, in large part because they don't transmit the card's real number during a transaction. Instead, they generate a unique code for every purchase and send that code to the business's card reader.

Do ATMs use EMV? ›

EMV defines a set of security standards for credit and debit card transactions that can be used at point of sale (POS) terminals and automated teller machines (ATMs), and even for NFC (Near Field Communication) mobile payments.

How do you measure EMV? ›

EMV = impressions x CPM x adjustment variable

If your goal is engagement, you might use an engagement metric like the total number of social likes, comments, or shares generated by a campaign.

What is the formula for EMV in decision tree? ›

The rules for finding the values of the chance and decision nodes are: The value of each chance node is found by multiplying the values of the uncertain alternatives by their probabilities of occurring and sum the results. This value is known as Expected Monetary Value (EMV).

How to calculate EMV in Excel? ›

To calculate expected value, you want to sum up the products of the X's (Column A) times their probabilities (Column B). Start in cell C4 and type =B4*A4. Then drag that cell down to cell C9 and do the auto fill; this gives us each of the individual expected values, as shown below.

What is the formula for the expected value? ›

NOTE. To find the expected value, E(X), or mean μ of a discrete random variable X, simply multiply each value of the random variable by its probability and add the products. The formula is given as E ( X ) = μ = ∑ x P ( x ) .

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