Blackberry 9500 User Guide - Page 213

User Guide Encryption 5. Click Save. To stop encrypting the files in the device memory and on a media card, change the Encryption Mode field to None. Related topics Set a device password, 207 About content protection Content protection is designed to encrypt your BlackBerry® device data. When content protection is turned on, your device uses a private key to encrypt data as it is stored on the device, including data that your device receives when it is locked. Your device decrypts data as you access it. You can set content protection to include or exclude your contacts. If you turn on content protection for contacts and you receive a call when the device is locked, the caller name does not appear on the screen. When you lock your device, an open lock indicator appears in the device status section of the screen to indicate that your device is deleting a copy of the private key from the temporary device memory. A lock indicator appears when the device has deleted the key. Protect your device data To perform this task, you must have set a BlackBerry® device password. 1. In the device options, click Security Options. 2. Click General Settings. 3. Change the Content Protection field to Enabled. 4. Press the Menu key. 5. Click Save. Set content protection strength You can set the strength of the encryption that your BlackBerry® device uses to protect data that you receive when your device is locked. 1. In the device options, click Security Options. 2. Click General Settings. 3. Set the Strength field. 4. Press the Menu key. 5. Click Save. About encryption keys If your BlackBerry® device is associated with an email account that uses a BlackBerry® Enterprise Server or BlackBerry® Desktop Redirector, your device is designed to use an encryption key to protect data as it travels between the BlackBerry Enterprise Server or BlackBerry Desktop Redirector and your device. You should generate a new encryption key every 2 weeks. 211