Do you really know how biometrics work?

In the last years, how many services and products you consumed undergone, or are undergoing a digital transformation? And among these transformations, which ones use biometrics as a security mechanism?

The use of biometrics has become something common in everyone's life and the tendency is for more and more services to use technology for several purposes, the largest and most important of them being the safety of its users.

Although the use of biometrics is spreading, its understanding, even if on a basic level, still falls short.

Thinking of bringing the population closer to biometrics itself, BioPass ID Academy created the Basic Biometrics Course, developed by PhDs in Biometrics, and available free of charge on the Udemy platform.

In the course, you'll learn a little about how the fastest growing technology means of security works on the market. The topics covered include:

  • Introduction to Biometrics;
  • Concepts and particularities about Biometrics: Access Controls;
  • Categories of Biometrics and Biometric Traits;
  • Multibiometrics;
  • Identification systems.

In today's world, the most coveted and valuable "currency" is not gold or diamond, but data. Companies invest their efforts in gathering data to identify consumption patterns and be more assertive in their strategies.

The "mine" that holds the coveted data is not only physical, but also virtual. The internet, seen by many as a "lawless" land, houses complete data from users who often do not realize the dangers that surround them.

That's why, like companies, we need to see how valuable our data is and invest in its security.

When we have valuable information, such as a secret, we seek to hide it, control who can access that information. Previously, we used physical means to maintain our confidentiality, such as with a padlock, which requires a specific key to be opened.

In the digital environment, we need new techniques to control access to our valuable information, which in this case is our data, often our own identity, the preferred target of malicious agents.

To do this, we use access control systems to differentiate and identify people or systems who may have access to our information, both physical and digital.

In the basic biometrics course, you will understand the main parts that define an access control:

  • The access authorization;
  • Identification;
  • Authentication;
  • And Accountability.

As in the physical world, we want to know and define who can access our private data. Learn the importance of access control in the basic biometrics course. In a few minutes, you'll understand about it and more!

Why is biometrics used for security?

Cybersecurity is one of the most discussed subjects in recent years, including legal and legislative involvement to impose rules on the virtual environment. An example of this involvement in Brazil is the creation of the General Data Protection Act (LGPD) in 2018.

In addition, the technology itself can be used to ensure the security of people inside and outside the virtual environment, from a safe, to access to your digital bank. One of the bets is on biometrics.

Why is biometrics the chosen one?

Biometrics is a unique and non-transferable element based on the physical and behavioral characteristics of an individual, therefore, they carry with them a singular and, at the same time, universal identification, since at least one of the types of biometrics can be found and used to differentiate an individual from the others.

One of the greatest examples of how biometrics is important for the identification and authentication of a subject is that it is present in each of the identity cards (RG), the most accepted means of identification present in Brazil.

But what do you mean, types of biometrics?

That's exactly what you read. Even though we are more familiar with digital printing, since it is the most popular and widespread, there are other ways to identify an individual through biometrics.

These types correspond to two categories: physiological and behavioral.

In less than 1 hour, you'll learn what types of biometrics belong to each of these categories and be surprised how even the blood vessels present in our eyes can identify us!

Start the Basic Biometrics Course 😉

Types of Biometrics

Over time and the advancement of technology, it was possible to learn that there were other human components capable of distinguishing individuals from each other. Digital printing may be the most popular and widespread way, but it is far from being the only one.

In our course, you will know other biometric traits, such as:

  • Face recognition;
  • Palm printing;
  • Iris and retina reading;
  • Ear and voice reading;
  • And even signature recognition.

In less than 1 hour, you'll learn what types of biometrics belong to each of these categories and be surprised how even the blood vessels present in our eyes can identify us!

Start learning the course in Udemy 😉

In addition to digital printing, other types of biometric identification are gaining popularity. For example, we have facial recognition, adopted in public transport and largely in unlocking access to smartphones.

Understand now how facial biometrics work on public transportation.

This use can be seen both for fraud prevention, in the authentication of the true bearer of a biometric characteristic, and in compliance with rules, as in the time record of an employee.

People using biometrics fingerprint

For a biometric system to be effective and fit for use on a large scale, it needs to meet at least 8 requirements, which are:

  • Distinction: represents how capable a biometric trait is to distinguish one individual from another.
  • Permanence: the characteristic should remain the same for a long period.
  • Availability: Must be available whenever needed.
  • Universality: this way, the entire sample of people able to use the service must have the characteristic.

Fingerprints can be lost throughout life, for example, with the intensive use of cleaning products. Therefore, other types of biometrics must be in the radar of systems that use biometrics.

Were you curious to know what the remaining 4 are and how each of the biometric traits matches these requirements? Access the Basic Biometrics Course and find out.

Multibiometrics

Among the requirements to achieve the universality of biometric identification, we learned that not always a single layer of biometric security is sufficient to keep the system in full operation for everyone.

Since all patterns, behavioral or physical, do not meet the security challenges in their completeness, multibiometrics brings the union of multiple (more than one) biometric resources to increase and ensure a complete and secure authentication.  

Beyond multibiometrics, it is necessary that the system responsible for capturing, storing and authenticating biometric data also corresponds to high levels of security, otherwise little serves the collected data.

For this, identification systems need to follow 5 steps, which include the collection and storage of raw biometric data and the authentication of this data, for the identification of the individual.

Following the increased demand of these systems, they needed to be automated, emerging the Fingerprint Identification and Automation Systems (AFIS) and the  Automated Biometric Identification Systems (ABIS), used for large-scale applications and made available by Biopass ID. 

Want to better understand how these systems work? Start now the Basic Course of Biometrics and in less than 1 hour, understand a little about the universe increasingly present in our lives: biometrics.

And by the way, and if you want to understand what BioPass ID biometric solutions are, contact us! You'll be surprised.

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