Is an image of my fingerprint stored on my plusID device?

  no

Are fingerprint transmitted or stored in  data base?    

 no

Can my fingerprints be accessed from the plusID device if it were lost or stolen?

no

Can fingerprints be faked and the security of the plusID device compromised?

The fingerprint sensor on your device uses sensing technology that rejects a fake finger or other attempts to fool the device. The sensor actually looks beyond the surface of your finger, three-dimensionally to the inner layers of your skin where your fingerprint features are formed. These techniques rely on the specific chemistry of your skin, which is not present in a fake finger or gummy attack.

What types of existing physical access systems does plusID work with?

plusID works in place of prox and smart cards and supports the card formats offered by HID (including Corporate 1000), Indala and CASI, and works with both Prox (125 kHz) and iCLASS (13.56 MHz).

The plusID 75 model employs Bluetooth for logon, but aren't Bluetooth transmissions insecure?

The plusID 75 does not rely on the security layer inherent in standard Bluetooth transmissions.  To secure the transmission, the plusID device automatically includes additional encryption to create a secure data tunnel for the credential transmission and delivery