Biometrics, a security technology that uses some human physical feature for identification purposes, stands (or falls) on four legs: hardware, security level, integration with applications or operating systems, and user acceptance. Unless biometrics can meet your minimum requirements in all four areas, you should reject it.

Of the four criteria, hardware is probably the simplest to grant a passing grade. There are many kinds of biometric hardware that are inexpensive and interface fairly easily with various software platforms.

By John McCormick at Builder.

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