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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
There are four types of fingerprint scanners: [7] optical scanners, capacitance scanners, ultrasonic scanners, and thermal scanners. 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]
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 can be more secure, reliable and convenient than a traditional password, [ 1 ] although they have been subject to spoofing.
Printer tracking dots, also known as printer steganography, DocuColor tracking dots, yellow dots, secret dots, or a machine identification code (MIC), is a digital watermark which many color laser printers and photocopiers produce on every printed page that identifies the specific device that was used to print the document.
Capacitive or CMOS scanners use capacitors and thus electric current to form an image of the fingerprint. Ultrasound fingerprint scanners use high frequency sound waves to penetrate the epidermal (outer) layer of the skin. Thermal scanners sense the temperature differences on the contact surface, in between fingerprint ridges and valleys.
The fourth product is the most advanced of the group, and while it is not touchless, there is no contact with the scanner, just with an "optical scanning area." A list of nine "contactless fingerprint technologies that are worth noting" is part of the report. Of the top three, the first closed in 2011.
Automated fingerprint verification is a closely related technique used in applications such as attendance and access control systems. On a technical level, verification systems verify a claimed identity (a user might claim to be John by presenting his PIN or ID card and verify his identity using his fingerprint), whereas identification systems ...
The HP ePrint apps are free and include versions for Apple iPhones and Android devices. Users can find it at the iTunes App Store or Google Play. It is also available for Blackberry mobile devices from BlackBerry App World. The HP ePrint app lists various registered HP ePrint public printers at locations, such as hotels, airports, and print shops.