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Deployment scenarios for incoming email

The following examples demonstrate how decryption and content-checking can be deployed on email messages received from partners.

ClosedDeliver unmodified encrypted message

Email Gateway receives encrypted message, delivers original encrypted message.

Configure the policy route settings not to decrypt and apply content rules to PGP and S/MIME messages.
  1. Point to the Policy tab.
  2. Under Manage Policy Definition, click Mail Policy Routes.
  3. Select the policy route.
  4. On the Manage Policy Routes toolbar, click Edit.
  5. In the Decrypt PGP and S/MIME messages area, click Click here to change these settings.
  6. Clear the Decrypt and apply content rules to PGP and S/MIME messages check box.
  7. Click Save.

  8. Apply the configuration.

ClosedDeliver content-checked email in the original encrypted message

Email Gateway receives encrypted message, decrypts, checks content, and then delivers original encrypted message.

  1. Configure the policy route to decrypt and check content.

    For more information, see Decrypt and content-check PGP and S/MIME messages.

  2. Configure the encryption/decryption default settings to deliver the original encrypted message instead of re-encrypting it when applying any relevant encryption endpoints.
    1. Point to the System tab.
    2. Under Encryption, click Encryption/Decryption Defaults.
    3. In the Original Encrypted Messages area, click Click here to change these settings.
    4. Select the check box.
    5. Click Save.
    6. Apply the configuration.

For more information, see Original Encrypted Messages default settings.

ClosedDeliver content-checked email in a re-encrypted message

Email Gateway receives encrypted message, decrypts, checks content, and then delivers re-encrypted message.

  1. Configure the policy route to decrypt and check content.

    For more information, see Decrypt and content-check PGP and S/MIME messages.

  2. Configure the encryption/decryption default settings to re-encrypt the message when applying any relevant encryption endpoints.
    1. Point to the System tab.
    2. Under Encryption, click Encryption/Decryption Defaults.
    3. In the Original Encrypted Messages area, click Click here to change these settings.
    4. Clear the check box.
    5. Click Save.
    6. Apply the configuration.

See also...

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