Occasionally, you’ll find quality measured in dots per inch, which should be at least 250 dpi for reading fingerprints. In many cases, false positives or negatives can be sourced back to the resolution of a device. Having a high quality image is essential to the performance of a fingerprint reader.

When a print reader is attempting to look for matches, it uses a mathematical template to evaluate the image it’s taken, and compare the data to registered personnel profiles. Most fingerprint readers use scanner-based designs, which take pictures of your fingerprints for verification. Fingerprint readers have proven invaluable for preventing identity theft and reducing fraud, but only when you’ve got the right tool for the job. Depending on how much security you need, choosing the right reader can have significant ramifications for the security of your system. It’s about knowing you’re selected a fingerprint reader that can implement the right solutions for your problems. Choosing a Fingerprint Readerīut choosing the right biometric reader means finding one that meets all your needs. And if you’re trying to prevent unauthorized network access over business interests, you can find scanners that are as strong as those used in forensic labs. If you’re looking for scanner to make it a little easier to login to your computer, you can find casual-use fingerprint readers. Fingerprint readers have been on the market many years now, and during that time there has been an immense growth in terms of what they can do.

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