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Deep Discovery Email Inspector does not encrypt or decrypt messages that meet the thresholds or conditions you specify on the Email Encryption Exceptions screen.
  1. Go to Policies > Exceptions > Email Encryption Exceptions.
  2. Under Scanning Criteria, configure the limits for encrypted and decrypted messages that Deep Discovery Email Inspector processes.
    Table 1.

    Field

    Description

    Maximum encrypted message size

    Specify the maximum size for encrypted messages

    Note:

    This setting applies to both inbound and outbound messages. When a message meets the maximum threshold, Deep Discovery Email Inspector applies the specified actions on the message.

    Maximum decrypted message size

    Specify the maximum size for decrypted messages

    Note:

    This setting applies to both inbound and outbound messages. When a message meets the maximum threshold, Deep Discovery Email Inspector applies the specified actions on the message.

    Maximum recipients

    Specify the maximum number of recipients in messages

    Note:

    This setting applies to both inbound and outbound messages. When a message meets the maximum threshold, Deep Discovery Email Inspector applies the specified actions on the message.

    Unsuccessful encryption for outbound messages

    Select this option to apply the action specifed under Actions on outbound messages that Deep Discovery Email Inspector cannot encrypt.

    Unsuccessful decryption for outbound messages

    Select this option to apply the action specifed under Actions on outbound messages that Deep Discovery Email Inspector cannot decrypt.
  3. Under Actions, configure the actions to apply on messages that reach the specified thresholds and outbound messages that Deep Discovery Email Inspector cannot encrypt or decrypt.
    Table 2.

    Field

    Description

    Action

    Select one of the following actions to apply to messages:

    • Delete message: Deletes the email message from the mail queue

    • Block and quarantine: Stores a copy in the quarantine area

    • Pass and tag: If configured, tags the email message subject and inserts the X-header before delivery

    Subject tag

    If you select the Pass and tag action, specify the string to insert in the subject of messages.

    X-Header

    If you select the Pass and tag action, specify the text to add to the X-header.
  4. Click Save.
Parent topic: Policy Exceptions