Cisco Cisco Email Security Appliance C190 Guía Del Usuario
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Cisco IronPort AsyncOS 7.1 for Email Configuration Guide
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Chapter 12 IronPort Email Encryption
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AES. AES provides stronger encryption but also takes longer to decrypt,
introducing delays for recipients. AES is typically used in government
and banking applications.
introducing delays for recipients. AES is typically used in government
and banking applications.
Step 11
Enable or disable the decryption applet. Enabling this option causes the message
attachment to be opened in the browser environment. Disabling this option causes
message attachments to be decrypted at the key server. If you disable this option,
messages may take longer to open, but are not dependent on the browser
environment.
attachment to be opened in the browser environment. Disabling this option causes
message attachments to be decrypted at the key server. If you disable this option,
messages may take longer to open, but are not dependent on the browser
environment.
Step 12
In the Message Settings section, enable or disable Secure Reply All.
Step 13
Enable or disable Secure Message Forwarding.
Step 14
Select an HTML notification template. Choose from HTML notifications you
configured in text resources. If you did not configure a template, the system uses
the default template.
configured in text resources. If you did not configure a template, the system uses
the default template.
Note
The key server uses an HTML or text notification based on the recipient’s
email application. You must configure notifications for both.
email application. You must configure notifications for both.
Step 15
Select a text notification template. Choose from text notifications you configured
in text resources. If you did not configure a template, the system uses the default
template.
in text resources. If you did not configure a template, the system uses the default
template.
Step 16
Enter a subject header for encryption failure notifications. The appliance sends a
notification if the encryption process times out.
notification if the encryption process times out.
Step 17
Select an encryption failure notification template for the message body. Choose
from an encryption failure notification template you configured in text resources.
If you did not configure a template, the system uses the default template.
from an encryption failure notification template you configured in text resources.
If you did not configure a template, the system uses the default template.
Step 18
Submit and commit your changes.
Step 19
If you use Cisco Registered Envelope Service, you must take the additional step
of provisioning your appliance. Provisioning the appliance registers the
encryption profile with the hosted key service. To provision the appliance, click
the Provision button for the encryption profile you want to register.
of provisioning your appliance. Provisioning the appliance registers the
encryption profile with the hosted key service. To provision the appliance, click
the Provision button for the encryption profile you want to register.