What is Multi-Factor Authentication? [Explained]

Written By Sambita Panigrahy  
Anuraag Singh
Approved By Anuraag Singh 
Published On January 12th, 2024
Reading Time 6 Minutes Reading

As the name implies, multi-factor authentication (MFA) blends into at least two separate factors. One is typically a username and password, which is something you know. The other could be:

  • Something you have: a cell phone, keycards, or USB drives that verify your identity. 
  • Something you are: Biometrics (fingerprints, iris scans, etc.) prove who you say you are. 
  • Something you know: These include passwords, pins, or even secret knocks.

Cybercriminals spend their whole lives stealing your preserved, informative details. So an enforced multi-factor authentication strategy is your first line of defense against them.

A data security plan is an effective way to save your organization’s time and money in the future. So, it is necessary to know about the importance of multi-factor authentication.

importance of multi-factor authentication

How Does MFA work?

Most MFA systems won’t eliminate usernames and passwords. Instead, they add another layer of verification to ensure that only the right individuals enter and that thieves remain outside. 

The typical MFA process is mentioned below:

  1. Registration: A person claims ownership of a piece of property by linking it to the system, such as a keychain or cellphone.
  2. Log in: A person enters their credentials (username & password)  into a secure system.
  3. Verification: the system connects with the verification pins. Phones might pop the verification code and key fobs might light up.
  4. Reaction: the person completes the process with the verified items. Entering the verification codes and pushing the button on key fobes might be the next step.

Additionally, some systems demand these verification processes back again when you log in but some systems remember devices. So, if you use the same cell phone or computer then you might not be needed to verify each visit. But, if you attempt to log in to another computer PR during a usual time of day, verification might be required. 

For example, an employee named Sam exists. If he accesses his company email account from his company’s headquarters on a Monday during business hours, he won’t be required to log in with multi-factor authentication. However, if he attempted to log in on a weekend while traveling abroad, the solution would need him to provide further additional identification proof.  

So, now you know about what is multi-factor authentication and how it works. But, why Multi-factor Authentication is vital in terms of cyber security, let us know this part. 

Benefits of Multi-Factor Authentication

cyber security services
Countless organizations know about importance of multi-factor authentication. So they have adopted MFA giving a straight indication of today’s security landscape and regulations. MFA will only continue to become more widespread. This is so because more sophisticated security policies are required by compliance standards like GDPR and NIST.

However, given how simple it is to use and the protection it provides, both IT teams and employees stand to gain from this.

What’s behind the presence of MFA? There are several benefits of multi-factor authentication mentioned below:

1. MFA Enables Stronger Authentication

Risk reduction is critical for organizations, and that is why multi-factor authentication is growing exponentially. 

This kind of foolproof authentication solution is necessary in a world where credential access in cyber security is a constant danger. Stolen or insecure passwords cause over 80% of hacking-related breaches.


If the credentials are being accessed that means there should be a loophole in your security measures. So, there is an advanced VAPT solution that enhances cyber security services and makes you and your business safe.

The security breach caused by the weaker password would understandably have huge consequences for the company and the users who trust it. 

2. MFA Adapts to the Changing Workplace

When the company changes and more employees work outside, the company needs increasingly sophisticated importance of multi-factor authentication solutions to handle more complex access requests. 

MFA involves multiple layers of protection and adaptive multi-factor authentication. This evaluates the risk a user presents whenever they request access to a tool or information, looking for details like location or the user’s device. 

For example, in a trusted location like the company’s premises, an employee logging in may not be asked to provide an extra security element. However, if the same employee logs in from a coffee shop and uses their phone to read business emails or connects via an unsafe WiFi network, the system can ask them to confirm an additional factor. This is because they are utilizing an untrusted location.

3. MFA Takes Away Password Risks

Passwords are a headache for users to remember. The more people users need to remember, the laziest they become at generating strong passwords. A good practice is to require uniqueness.  

MFA secures the environment, the people in it, and the devices they are using without imposing any complicated policies. Organizations can also make things simpler for users. By offering consumers a range of options or requiring additional criteria when necessary, we accomplish this. Organizations can also make things simpler for users.

The extensive customization options of MFA mean it is perfect for organizations looking to speed up their digital transformation.  

Important Tip

Humans are the weakest link in Cybersecurity. So, 2FA has to protect them against making mistakes that could be resulting in the loss of their data and money. Even though some best 2FA solutions in the world significantly minimize security risks. Every security system is still prone to human error. That is why it is of utmost importance to inform you about possible security threats and ways of fighting them.

Final Words

It is essential to know about the importance of multi-factor authentication, which makes it harder for the average criminal to steal your personal information. Your organization needs to implement MFA, whether you want to meet compliance requirements or looking to develop a powerful multi-layered access environment. In short, the less enticing your data is, the more likely thieves will choose someone else to target.


Q- Why is the use of multifactor authentication crucial?

By demanding several forms of identity, MFA adds an extra layer of security and makes it more difficult for unauthorized individuals to access sensitive data.

Q- What elements are included in the Multifactor Authentication Process?

Factors can be things you possess (such as a smartphone or security token) or something you know (such as a password) (biometric data like fingerprints or facial recognition).

Q- What Is the process of Multifactor Authentication?

In most cases, multi-factor authentication (MFA) requires the user to provide a combination of several factors, such as knowing their password and having their smartphone acknowledge a push notification.

Q- Is Multifactor Authentication only for online accounts?

No, MFA may be used for both online and offline access. Although it can be used to safeguard physical sites or devices, it is most typically utilized for online accounts.

Q- What common Multifactor Authentication types are there?

Push alerts, smart cards, SMS codes, time-based one-time passwords (TOTP), and biometrics (facial recognition, fingerprint) are examples of common types.

Q- Is multifactor Authentication mandatory to be done?

Securing sensitive accounts and data is strongly advised, while it’s not always required. As an additional layer of security, several businesses and internet services promote or mandate the adoption of MFA.