Knowing device fingerprinting


What Is Device Fingerprinting & How Does It Work? | SEON

What is device fingerprinting?

Mobile phones and computers are the targets of device fingerprinting, which is used for recognizing and tracking devices on the internet. It gathers data about a gadget and uses that data to generate a special fingerprint. Even if the device is hiding additional information or is using a fake IP address, this can still identify it anytime it gets connected to the internet. Know more about check browser fingerprint

Device fingerprinting is a tool used by businesses to follow users for specific marketing campaigns, identify and stop theft, and enhance website security. Certain methods of fingerprinting devices are quite basic and only collect a limited amount of data. But some are more advanced and can gather more information about a gadget.

How is it made?

A website or application will usually utilize JavaScript or another method to collect the necessary device information to generate a fingerprint. The device information will then be sent to a server for analysis, to generate an individual fingerprint for the gadget.

The fingerprint allows the server to recognize the device and follow its movements every time it connects to the internet. It enables the server to track user behavior on the site and customize the user experience. One method for tracking and identifying gadgets on the web is device fingerprinting. Device profiling and tracking cookies are other techniques.

What are its benefits?

  • Marketing: By learning about the user’s hobbies and tendencies and using that knowledge to present relevant adverts, businesses can offer specific advertising.
  • Website privacy: Through the identification and blocking of harmful devices and the detection and blocking of suspicious activities, it can enhance website security.
  • Better experience: Fingerprinting helps to enhance the overall satisfaction of users by offering a more relevant and personalized experience by collecting information about a user’s device and preferences.
  • Personalization: By delivering recommendations and content that corresponds to the user’s past actions and preferences, device fingerprints provide a more personalized user experience.
  • Preventing scams: It can recognize suspicious behavior and label it for additional examination.

Frequently Asked Questions

  1. What is device fingerprinting?

Device fingerprinting is a technique for recognizing and following devices according to their distinct features, including operating system information, extensions, screen quality, and browsing customizations.

  1. Why is device fingerprinting used?

Device fingerprinting is used for targeted advertising, security, and fraud detection. Without depending on cookies, it helps in device identification and differentiation.


  1. How does this work?

It creates a unique fingerprint by gathering and analyzing information from a device. The device is then tracked and identified using this information during many web sessions.

  1. Does this invade your privacy?

As device fingerprinting can be used to build an inventory of a user’s device, privacy problems may arise. Methods differ and some implementations give anonymity to users’ priority.

  1. Is this method accurate?

While accuracy varies, current methods can be extremely accurate. False results can result from the tampering or modification of certain elements.