Blackberry PRD-09695-004 Security Guide - Page 12

BlackBerry Smart Card Reader 12 IT policy rule Maximum Connection Heartbeat Period Maximum BlackBerry Disconnected Timeout Maximum BlackBerry Long Term Timeout Maximum BlackBerry Bluetooth Traffic Inactivity Timeout Maximum Smart Card Not Present Timeout Maximum Number of BlackBerry Transactions Maximum Bluetooth Range Recommended use Specify the maximum heartbeat period, in seconds. During each heartbeat period, the paired BlackBerry device or computer sends a heartbeat, which the BlackBerry Smart Card Reader acknowledges. If either side fails to send or acknowledge a heartbeat in the maximum heartbeat period, the BlackBerry device or computer closes the Bluetooth connection. When the Bluetooth connection closes, the disconnected timer starts if you or the user turned that feature on the BlackBerry device or computer. The BlackBerry device or computer deletes the secure pairing keys when the disconnected timer expires. Use this IT policy rule to prevent a user with malicious intent from using a low-level Bluetooth heartbeat to perform the following actions: • keep the Bluetooth connection open between the BlackBerry device or computer and the BlackBerry Smart Card Reader • keep the secure pairing keys present, for an extended period after the BlackBerry device and BlackBerry Smart Card Reader should close the Bluetooth connection Specify the maximum time, in seconds, after the BlackBerry device and the BlackBerry Smart Card Reader close the Bluetooth connection between them that the disconnection timeout period expires. Note: You can use the Force Erase All Keys on BlackBerry Disconnected Timeout IT policy rule to specify whether the BlackBerry device and computer delete their secure pairing keys for their current connections to the BlackBerry Smart Card Reader when the disconnection timeout period expires. Specify the maximum time, in hours, after the BlackBerry device and the BlackBerry Smart Card Reader establish the secure pairing information between them, that the BlackBerry device and the BlackBerry Smart Card Reader delete their secure pairing information. Specify the maximum time, in minutes, of inactivity over a Bluetooth connection between the BlackBerry Smart Card Reader and the BlackBerry device that the BlackBerry device and the BlackBerry Smart Card Reader before deleting their secure pairing information. Specify the maximum time, in seconds, after the user removes the smart card from the BlackBerry Smart Card Reader that the secure pairing information is deleted from the BlackBerry device and the BlackBerry Smart Card Reader. Specify the maximum number of transactions (smart card-related operations) that the BlackBerry device and the BlackBerry Smart Card Reader can send and receive before the secure pairing information is deleted from the BlackBerry device. Specify the maximum power range, as a value between 30% (the shortest range) and 100% (the longest range), that the BlackBerry Smart Card Reader uses to send Bluetooth data packets. www.blackberry.com