Change The Service That Your Device Uses To Download Certificates; Change The Refresh Rate For Certificate Revocation Lists; Reject Certificate Revocation Lists From Unverified Crl Servers - Blackberry STYLE 9670 - V6.0 User Manual

User Guide

Change the service that your device uses to download certificates

Depending on your organization, you might not be able to change the service that your BlackBerry® device uses to download certificates. For
more information, contact your administrator.
1. On the Home screen or in a folder, click the Options icon.
2. Click Security > Advanced Security Settings > Key Stores.
3. Change the Certificate Service field.
4. Press the key > Save.
Turn off automatic backup and restore of key store data
By default, items in the key store on your BlackBerry® device are backed up or restored when you back up or restore your device data. For
security reasons, If you do not want to back up your private key to your computer or restore your private key from your computer, you can turn
off automatic backup and restore of key store data.
1. On the Home screen or in a folder, click the Options icon.
2. Click Security > Advanced Security Settings > Key Stores.
3. Clear the Allow Key Store Backup/Restore check box.
4. Press the key > Save.
To turn on automatic backup and restore of key store data, select the Allow Key Store Backup/Restore check box.

Change the refresh rate for certificate revocation lists

1. On the Home screen or in a folder, click the Options icon.
2. Click Security > Advanced Security Settings > Key Stores.
3. In the Certificate Status section, change the Expires After field.
4. Press the key > Save.
Your BlackBerry® device downloads a new revocation status automatically when your device uses a key store item with a status that is older
than the time limit that you set.

Reject certificate revocation lists from unverified CRL servers

1. On the Home screen or in a folder, click the Options icon.
2. Click Security > Advanced Security Settings > Key Stores.
3. Clear the Accept Unverified CRLs check box.
4. Press the key > Save.
Your BlackBerry® device rejects certificate revocation lists from CRL servers that the BlackBerry® MDS Connection Service cannot verify.
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Security