User Manual

Cha pt er 8
Secur it y
8.1 AUTHENTICATION
Authentication is used to verify identity; it requires a passkey or link key from the remote
device. When a remote device attempts access, a visual and/or audio warning notifies the
local operator.
If the notification is ignored, access is denied after a preset timeout.
When devices are “paired,” those devices automatically exchange a Link Key and
Authentication is carried out without operator intervention.
8.2 AUTHORIZATION
Authorization is Yes-or-No security that requires operator intervention to avoid having
the connection time out and fail.
Authorization is limited to:
 Yes, you may connect (click the balloon to proceed)
 No, you may not connect (ignore the balloon prompt and the connection will
fail).
8.3 ENCRYPTION
Encrypting data translates it into an unreadable format using a secret key or password.
Decrypting the data requires the same key or password that was used to encrypt it.
8.4 LINK KEY
A unique, internally generated, access code based on a passkey, the Bluetooth Device
Address and an internally generated random number. Link Keys are generated
automatically when devices Pair.
After a link key is generated, manual entry of the passkey is not required.
8.5 PAIRING DEVICES
Pairing allows you to avoid entering access information each time a connection is
attempted. Paired devices share a unique Link Key, which they exchange each time they
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