Cisco Cisco Email Security Appliance C160 Mode D'Emploi
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Cisco AsyncOS 8.5.5 for Email Security User Guide
Chapter 30 Spam Quarantine
Using Safelists and Blocklists to Control Email Delivery Based on Sender
External Spam Quarantine and Safelist/Blocklists
If you use an external spam quarantine on a Security Management appliance, the safelist/blocklist is
saved on the management appliance. This gives you a single location to manage safe and blocked senders
for all appliances.
saved on the management appliance. This gives you a single location to manage safe and blocked senders
for all appliances.
Because the Email Security appliance evaluates senders in safelists and blocklists when processing
incoming mail, safelists and blocklists that are stored on a Security Management appliance must be sent
to the Email Security appliance in order to be applied to incoming mail. When you configure the
safelist/blocklist feature on a Security Management appliance, you configure the frequency of these
updates.
incoming mail, safelists and blocklists that are stored on a Security Management appliance must be sent
to the Email Security appliance in order to be applied to incoming mail. When you configure the
safelist/blocklist feature on a Security Management appliance, you configure the frequency of these
updates.
For more information about working with external safelists and blocklists on a Security Management
appliance, see the topics under
appliance, see the topics under
Cisco Content Security Management Appliance User Guide.
Adding Senders and Domains to Safelists and Blocklists (Administrators)
Manage safelists and blocklists via the spam quarantine interface.
You can also see whether many recipients (end users in your organization) have whitelisted or blacklisted
a particular sender or domain.
a particular sender or domain.
Administrators see and work with the superset of the same entries that each end user sees and works with.
Before You Begin
•
Ensure that you can access the spam quarantine. See
•
Enable access to the safelist/blocklist. See
.
•
(Optional) To import safelist/blocklists instead of building these lists using the procedure in this
section, use the process described in
section, use the process described in
•
Understand the required format of safelist and blocklist entries. See
.
Procedure
Step 1
Using your browser, access the spam quarantine.
Step 2
Log in.
Step 3
Select the Options drop-down menu in the upper right corner of the page.
Step 4
Choose Safelist or Blocklist.
Step 5
(Optional) Search for a sender or recipient.
Step 6
Do one or more of the following: