top of page
  • OnzAuth Press

Passwordless Authentication

A More Secure and User-Friendly Approach

Passwords have been a popular way to secure accounts for years, but they come with their fair share of problems. People tend to use the same passwords across multiple accounts, making them vulnerable to hacks and breaches. Plus, passwords can be difficult to remember and enter correctly, leading to frustration and lost time.

Enter passwordless authentication, a new and innovative approach to securing online accounts that eliminates the need for passwords altogether. In this blog post, we’ll take a closer look at what passwordless authentication is, how it works, and its benefits.

What is Passwordless Authentication?

As the name suggests, passwordless authentication refers to a process of verifying a user's identity without the need for a password. Instead, it uses other factors to verify the user's identity, such as biometrics (e.g., fingerprints, facial recognition) or hardware keys (e.g., security keys). The idea behind passwordless authentication is to make the login process more secure and user-friendly, while also reducing the risks associated with passwords.

How Does Passwordless Authentication Work?

Passwordless authentication relies on other factors to verify a user's identity. For example, a user might use their fingerprint to unlock their smartphone, and then use that same fingerprint to authenticate their login to an app or website. Alternatively, a user might use a hardware key (e.g., a YubiKey) to authenticate their login to a website.

In both cases, the user is not required to enter a password. Instead, the system checks the biometric or hardware key against its records to verify the user's identity. If the user is verified, they are granted access to the account.

What are Magic Links?

A magic link is a unique URL sent to a user's email address or mobile device that, when clicked, logs the user into an account. Unlike passwords, magic links are single-use and expire after a short period, typically a few minutes or hours. This makes them more secure than passwords, as they cannot be reused or guessed by an attacker.

How Do Magic Links Work?

When a user attempts to log into an account with a magic link, the server generates a unique token and sends it to the user's email or mobile device. The user clicks on the link, and the token is transmitted back to the server, which then verifies the token's validity and logs the user into the account.

Magic links are more secure than passwords because they cannot be guessed or reused, and they are tied to a specific device or email account. They are also easier to use than traditional passwords, as users do not need to remember complex strings of characters or enter them every time they log in.

What is WebAuthn?

WebAuthn is an open standard developed by the World Wide Web Consortium (W3C) that enables users to authenticate themselves using public-key cryptography instead of passwords. WebAuthn is designed to work across all web browsers and platforms, making it an ideal authentication method for websites and web applications.

How Does WebAuthn Work?

WebAuthn uses a combination of hardware and software to authenticate users. When a user attempts to log into an account using WebAuthn, the server generates a cryptographic challenge that is sent to the user's device. The user then confirms the authentication using a biometric factor (such as a fingerprint or face scan) or a physical factor (such as a security key). The device then signs the cryptographic challenge and sends the signed response back to the server, which verifies the signature and logs the user into the account.

WebAuthn is a scalable and interoperable authentication standard that works across all web browsers and platforms. This means that websites and web applications can implement WebAuthn as their primary authentication method, without worrying about compatiblity issues or vendor lock-in

What are the Benefits of Passwordless Authentication?

Passwordless authentication offers several benefits over traditional password-based systems. Firstly, it is more secure. Biometric and hardware key authentication methods are much more difficult to hack or fake than passwords, making them a more reliable method of securing online accounts.

Secondly, passwordless authentication is more user-friendly. Users no longer need to remember complex passwords or enter them correctly, making the login process faster and less frustrating. This can improve the overall user experience and reduce support requests related to forgotten passwords.

Finally, passwordless authentication can be less expensive for businesses. With password-based systems, businesses often have to invest in password management systems and account recovery processes. Passwordless authentication eliminates the need for these processes, potentially saving businesses time and money.


Passwordless authentication is a more secure and user-friendly approach to securing online accounts. By eliminating the need for passwords, it offers a more reliable and convenient way to verify a user's identity. If you're looking for a way to improve the security and user experience of your online accounts, passwordless authentication may be the solution you're looking for.

Discover OnzAuth's passwordless product

OnzAuth offers a frictionless passwordless solution that includes Email Magic Link and WebAuthn biometric solutions, which can be fully customized to your needs.

Sign up for a free account to try our platform out for yourself.

130 views0 comments

Recent Posts

See All


bottom of page