What Is Biometric Authentication?
Biometric know-how is a security process that utilizes an individual's exceptional physical or behavioral attributes, such as voice recognition, fingerprints, and facial recognition, to bear out their identity to grant access to a system or service. A facial recognition scanner is an example of a biometric authentication device.

Today, we shall discuss how biometric-based know-how is underpinning payment systems' security. As the saying goes, "an ounce of prevention is worth a pound of cure". In this case, implementing biometric acceptance is proving to be a proactive measure in mitigating security risks associated with payment transactions. By incorporating unique identifiers such as facial recognition and fingerprint scanning, payment systems are fortified against unauthorized access and fraudulent activity. Since 2020, the percentage of devices with biometric security turned on has stalled at around 80%. In essence, biometric user authentication is a game-changer in the realm of payment security, and a wise investment for any entity wishing to prioritize the safeguarding of sensitive financial information.

Importance of Payment Security

In today's digital age, the importance of payment security cannot be overstated. With the ever-increasing reliance on online transactions, it has become crucial for businesses and individuals alike to ensure that their financial information is protected from unauthorized access and fraudulent activity. The repercussions of a security breach can be devastating, both in terms of financial loss and damage to reputation.

For business merchants, a security breach can result in a loss of revenue, legal liabilities, and a tarnished reputation, leading to decreased customer trust and loyalty. For individuals, a security breach can mean stolen identity, drained bank accounts, and damaged credit scores, leading to significant financial hardship and stress.

Furthermore, the rise of mobile payments and digital wallets has made payment security even more critical. With sensitive financial information stored on mobile devices, the risk of theft or unauthorized access is heightened. Fingerprint scanning is the most acceptable biometric technology.

Types of biometric authentication

Types of biometric authentication

Biometric authentication encompasses a range of methods that use physical or behavioral characteristics to verify an individual's identity. Modern biometric authentication uses information that an individual should know or can easily remember. Now, of 307M smartphone users in the US, ~245M utilize biometrics.

Here are some of the most common types of biometric acceptance:

Fingerprint Scanning

Fingerprint scanning is one of the oldest and most widely used biometric authentication methods. It works by scanning an individual's unique fingerprint pattern and matching it against a pre-registered fingerprint database. Though, only 3% of industry professionals think fingerprint authentication will lead the biometric market.

Facial Recognition

Facial recognition uses advanced algorithms to analyze an individual's facial features and match them against a pre-registered facial database. This technology has become increasingly popular in recent years, particularly in the field of security and surveillance. People who’ve tried fingerprint recognition are more likely to use facial recognition in the future.

Voice Recognition

Voice biometric authentication analyzes an individual's unique vocal characteristics, such as tone, pitch, and pronunciation, to verify their identity. This method is often used in call centers and other voice-based authentication systems.

Iris Scanning

Iris scanning is a highly accurate biometric technology method that uses an individual's unique iris patterns to verify their identity. It is often used in high-security environments, such as government facilities and airports.

Hand Geometry

Hand geometry involves scanning an individual's hand and measuring various physical characteristics, such as the length and width of fingers, to verify their identity. This method is often used in access control systems, such as secure facilities or data centers.

Here's a summary of each type of biometric authentication:

Biometric Authentication

How it works

Advantages

Disadvantages

Fingerprint scanning

Scans an individual's unique fingerprint pattern and matches it against a pre-registered fingerprint database.

Highly accurate, widely available, and easy to use.

May not work if the individual has a cut or scar on their fingerprint or if the scanner is dirty.

Facial recognition

Analyzes an individual's facial features and matches them against a pre-registered facial database using advanced algorithms.

Non-intrusive, widely available, and works well in crowded environments.

May not work if the individual is wearing a hat or sunglasses, or if the lighting conditions are poor.

Voice recognition

Analyzes an individual's unique vocal characteristics, such as tone and pitch, to verify their identity.

Non-intrusive, can be used remotely, and works well in noisy environments.

May not work if the individual has a cold or sore throat, or if there is background noise that interferes with the analysis.

Iris scanning

Scans an individual's unique iris patterns to verify their identity.

Highly accurate, difficult to spoof, and works well in low-light conditions.

Requires specialized equipment and can be intrusive for some individuals.

Hand geometry

Scans an individual's hand and measures various physical characteristics, such as finger length and width, to verify their identity.

Non-intrusive, works well in dirty or dusty environments, and can be used in combination with other biometric methods.

Requires specialized equipment and may not work for individuals with hand injuries or deformities.

Advantages of biometric authentication

Biometric technology refers to the use of a person's unique biological characteristics to confirm their identity. This type of authentication offers several advantages, including:

Increased Security

Biometric know-how is generally considered to be more secure than traditional authentication methods, such as passwords or PINs. This is because biometric data is unique to each individual and cannot be easily replicated or stolen. Additionally, biometric affiramtion is difficult to bypass, as an attacker would need to physically obtain the person's biometric data in order to use it to access their account.

Convenience

Biometric testament can also be more convenient than other authentication methods, as it does not require users to remember complex passwords or carry around physical tokens. Instead, users can simply scan their fingerprints or face to gain access to their accounts.

Accuracy

The biometric proof is highly accurate, as it relies on unique biological characteristics that cannot be easily altered. This means that false positives (where someone is incorrectly identified as the account owner) and false negatives (where the actual account owner is not recognized) are rare.

Potential challenges with biometric authentication

While biometric authentication offers several advantages, there are also some potential disadvantages of biometric authentication to consider, including:

Privacy Concerns

Some people may be uncomfortable with the collection and storage of their biometric data, as it raises concerns about privacy and the potential for misuse. Additionally, there is a risk that biometric data could be stolen or hacked, which could lead to identity theft or other forms of fraud. 59% of Americans accept law enforcement’s use of biometric systems in situations of public threat.

Cost

Implementing biometric authentication can be costly, as it often requires specialized hardware and software. This cost may be prohibitive for some organizations, particularly smaller businesses or non-profit organizations. Additionally, there may be ongoing maintenance costs associated with biometric authentication systems, such as regular software updates and hardware upgrades.

How biometric authentication is enhancing payment security

In recent years, biometric authentication has emerged as a powerful tool for enhancing payment security. This technology uses a person's unique biological characteristics to confirm their identity, providing a higher level of security than traditional payment methods. Here are some ways that biometric authentication is improving payment security:

Traditional payment security methods

Traditional payment security methods include passwords, PINs, and security questions. While these methods are designed to prevent fraud and protect sensitive information, they are often vulnerable to hacking and phishing attacks.

Weaknesses of traditional payment security methods

Traditional payment security methods are vulnerable to several types of attacks, including password cracking, social engineering, and man-in-the-middle attacks. Additionally, users often choose weak or easily guessable passwords, which can make their accounts more vulnerable to hacking.

Benefits of biometric authentication for payment security

Biometric authentication technology offers several benefits for payment security, including:

Reduced Fraud

17% of US adults fear for their biometric data’s safety. Biometric authentication can help reduce fraud by making it more difficult for unauthorized users to gain access to a person's account. This is because biometric data is unique to each individual and cannot be easily replicated or stolen.

Increased Authentication Accuracy

Biometric authentication is highly accurate, as it relies on unique biological characteristics that cannot be easily altered. This means that false positives and false negatives are rare.

Convenience for Consumers

Biometric-based testament is also more timely for vendees than time-honored payment security methods. Instead of having to remember complex passwords or carry around physical tokens, consumers can simply scan their fingerprints or face to complete a transaction.

Examples of companies using biometric testament for payment security

Here are some examples of biometric authentication for payment security offered by wide-known companies.

Apple Pay

Apple Pay is a mobile payment and digital wallet service that allows users to make payments using their Apple devices. The service uses biometric validation in the form of a Touch ID or Face ID to verify a user's identity before completing a transaction. This provides an extra layer of security, as it is much more difficult for fraudsters to replicate someone's fingerprints or facial features than it is to guess a password or PIN.

Samsung Pay

Samsung Pay is another mobile payment service that uses biometric acceptance. Like Apple Pay, it allows users to make payments using their mobile devices, but it also supports payments using traditional credit and debit cards. Samsung Pay uses a technology called "Samsung Knox" to secure transactions, and it offers biometric warrants in the form of fingerprint recognition or iris scanning.

Mastercard Identity Check

Mastercard Identity Check is a biometric testimony solution that is designed to help prevent fraud and make online transactions more secure. The solution uses facial recognition technology to verify a user's identity before completing a transaction. To use Mastercard Identity Check, a user simply takes a selfie and the technology compares it to a stored image to confirm the user's identity. This makes it more difficult for fraudsters to use stolen credentials to make purchases online.

By benefiting from biometric authentication examples, consumers can have greater peace of mind when making purchases online or using mobile payment services.

The future of biometric authentication for payment security: Corytech’s insights

As the world continues to move towards a cashless society, the importance of secure and reliable payment permission systems cannot be overstated. For instance, the airport biometric technology market made $390M in revenue in 2022. That’s 22% more than in 2021. Traditional authentication methods like passwords and PINs are becoming increasingly vulnerable to fraud and hacking, leading many companies to turn to biometric-proof methods for added security. Corytech, a leading provider of payment and testament solutions, offers insights into the future of biometric approbation for payment security.

Advances in biometric authentication technology

Corytech wants to emphasize the following advances in biometric validation:

Multi-modal biometrics

One of the most significant trends in biometric warrants is the move towards multi-modal biometrics. This involves combining two or more biometric identifiers, such as facial recognition and voice recognition, for improved accuracy and security. By using multiple biometric factors, the system can better differentiate between legitimate users and fraudsters.

Behavioral biometrics

Another exciting development in biometric acceptance is behavioral biometrics. This involves analyzing patterns in human behavior, such as typing speed, mouse movement, and swipe gestures, to authenticate a user. Behavioral biometric authentication is less intrusive and can work in the background without disrupting the user experience.

Biometric cryptography

Biometric-based cryptography is another emerging trend in biometric validation. This involves using biometric data to create unique cryptographic keys for warranty and encryption. This method is highly secure and can prevent unauthorized access even if the biometric data is compromised.

AI-powered biometrics

AI-powered biometrics are also becoming more popular as machine learning and artificial intelligence technologies advance. AI algorithms can adapt to new threats and continuously improve the accuracy of biometric authentication.

Wearable biometric authentication

Wearable biometric validation is another area of innovation. With the rise of wearables such as smartwatches and fitness trackers, biometric approbation systems can leverage the data collected from these devices to authenticate users. For example, a smartwatch could monitor the user's heart rate to confirm their identity for a payment transaction.

Potential integration with other technologies

Potential integration with other technologies is a key factor that could enhance the effectiveness and usability of biometric warrant systems. Corytech, a company that specializes in payment certification systems, recognizes this and suggests several areas where biometric authentication could be integrated with other technologies.

Blockchain

One such area is blockchain technology. By using biometric validation in conjunction with blockchain, it could be possible to provide a highly secure and decentralized way of verifying identity and performing transactions. This could potentially eliminate the need for centralized authorities such as banks and payment processors, leading to a more efficient and streamlined payment ecosystem.

Internet of Things (IoT)

Another area where biometric permission could be utilized is in securing Internet of Things (IoT) devices such as smart homes and connected cars. By integrating biometric authentication into these devices, it could be possible to provide an additional layer of security, making them less vulnerable to cyber attacks and unauthorized access.

Augmented Reality (AR)

Biometric testament could also be integrated with Augmented Reality (AR) applications. This could be particularly useful in virtual environments, where facial recognition could be used to authenticate a user before they enter a virtual reality meeting or game, ensuring that only authorized users are able to access sensitive data or participate in certain activities.

Artificial Intelligence (AI)

Artificial Intelligence (AI) is another technology that could be integrated with biometric acceptance systems. By using AI algorithms, it could be possible to create intelligent authentication systems that can adapt to new threats and improve over time. Additionally, AI could be used to analyze biometric data for insights and predictive purposes, providing valuable information that could be used to enhance security and improve user experience.

Cloud Computing

Finally, biometric proof could be integrated with cloud computing to provide a scalable and secure way of authenticating users across multiple devices and platforms. This could potentially reduce the cost and complexity of deploying and managing validation systems, making it easier for organizations to implement biometric-proof solutions.

Biometric Authentication FAQ

Which biometric authentication systems are the most accepted by users?

Fingerprint recognition and facial recognition are currently the most widely accepted biometric acceptance systems by users. Both methods are relatively easy to use and have been integrated into many devices, such as smartphones, making them more familiar to the general public.

Which biometric authentication systems are considered to be the most secure?

Iris recognition and voice recognition are considered to be the most secure biometric indication systems. Iris recognition is highly accurate and difficult to spoof, while voice recognition is also very accurate and can provide an added layer of security by analyzing not just the user's voice, but also their speech patterns and other vocal characteristics.

Which biometric authentication method is not as accurate as the rest?

Behavioral biometrics, which includes methods such as keystroke dynamics and mouse dynamics, is generally considered to be less accurate than other biometric warrant methods. This is because these methods are based on analyzing user behavior patterns, which can be affected by various factors, such as user mood or physical condition, leading to higher rates of false positives and false negatives.

What’s Next?

In today's digital world, payment security is more important than ever before. Biometric testament has emerged as a promising solution to this problem. By leveraging biometric data, businesses can enhance their payment security while also providing a more seamless and convenient user experience. Corytech, a company specializing in payment systems, offers a fully-featured platform that can help businesses take advantage of biometric testimony.

With Corytech's innovative solutions, businesses can reduce the risk of fraud and data breaches while also streamlining their payment processes. To learn more about how Corytech can help your business, request a personalized demo today.

How to use biometric auth for payments security
Vyacheslav Bondarenko
Co-founder of Corytech