Blackberry Bold 9780 User Manual page 96

User Guide
Change the encryption algorithms for S/MIME-protected messages
If a message has multiple recipients, your BlackBerry® device uses the first selected encryption algorithm in the list that all recipients are known
to support.
1. On the Home screen or in a folder, click the Options icon.
2. Click Security > S/MIME.
3. Select the check box beside one or more encryption algorithms.
4. Press the key > Save.
Request delivery notification for signed S/MIME-protected messages
1. On the Home screen or in a folder, click the Options icon.
2. Click Security > S/MIME.
3. Select the Request S/MIME Receipts check box.
4. Press the key > Save.
Turn off the prompt that appears before an S/MIME-protected message is truncated
1. On the Home screen or in a folder, click the Options icon.
2. Click Security > S/MIME.
3. Change the Message truncation mode field to Send Anyway or More All and Send.
4. Press the key > Save.
To turn on the prompt again, change the Message truncation mode field to Prompt User.
Turn off the prompt that appears when you use an S/MIME certificate that is not recommended for use
1. On the Home screen or in a folder, click the Options icon.
2. Click Security > S/MIME.
3. Clear the Warn about problems with my certificates check box.
4. Press the key > Save.
To turn on the prompt again, select the Warn about problems with my certificates check box.
S/MIME-protected message troubleshooting
Some signing and encryption options are not available on my device
Try performing the following actions:
• Verify that the email account that you are using supports all signing and encryption options.
• If you use message classifications, verify that the message classification supports the signing or encryption options that you want. Try
using a different message classification.
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