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2. Fingerprint scanner - Wikipedia

   en.wikipedia.org/wiki/Fingerprint_scanner

   The basic function of every type of scanner is to obtain an image of a person's fingerprint and find a match for it in its database. The measure of the fingerprint image quality is in dots per inch (DPI). [8] Optical scanners take a visual image of the fingerprint using a digital camera. Capacitive or CMOS scanners use capacitors and thus ...

3. Microsoft Fingerprint Reader - Wikipedia

   en.wikipedia.org/wiki/Microsoft_Fingerprint_Reader

   Microsoft Fingerprint Reader was a device sold by Microsoft, primarily for homes and small businesses. The underlying software providing the biometrics was developed by Digital Persona. Fingerprint readers are more secure, reliable and convenient than a normal traditional password, [1] although they have been subject to spoofing.

4. Touch ID - Wikipedia

   en.wikipedia.org/wiki/Touch_ID

   Touch ID is an electronic fingerprint recognition feature designed and released by Apple Inc. that allows users to unlock devices, make purchases in the various Apple digital media stores ( iTunes Store, App Store, and Apple Books Store ), and authenticate Apple Pay online or in apps. It can also be used to lock and unlock password-protected ...

5. Use Face, Fingerprint or PIN to sign in to AOL - AOL Help

   help.aol.com/articles/use-face-fingerprint-or...

   Entering a password to sign in to your AOL account can sometimes feel like a hassle, especially if you forget it. If your smart device is enabled with biometric authenticators like a fingerprint sensor or facial recognition technology, you can sign in with ease. Enable biometric sign in

6. Contactless fingerprinting - Wikipedia

   en.wikipedia.org/wiki/Contactless_fingerprinting

   Contactless fingerprinting technology (CFP) was described in a government-funded report as an attempt to gather and add fingerprints to those gathered via wet-ink process and then, in a "touchless" scan, verify claimed identify and, a bigger challenge, identify their owners without additional clues. Although an early source of this technology ...

7. Smart card - Wikipedia

   en.wikipedia.org/wiki/Smart_card

   The CCID (Chip Card Interface Device) is a USB protocol that allows a smart card to be interfaced to a computer using a card reader which has a standard USB interface. This allows the smart card to be used as a security token for authentication and data encryption such as Bitlocker. A typical CCID is a USB dongle and may contain a SIM.