Cisco Cisco Email Security Appliance X1050 Guía Del Usuario
19-12
User Guide for AsyncOS 9.7 for Cisco Email Security Appliances
Chapter 19 Cisco Email Encryption
Inserting Encryption Headers into Messages
Procedure
Step 1
Go to Mail Policies > Outgoing Content Filters or Incoming Content Filters.
Step 2
In the Filters section, click Add Filter.
Step 3
In the Actions section, click Add Action and select Add/Edit Header to insert an encryption header
into the messages to specify an additional encryption setting.
into the messages to specify an additional encryption setting.
For example, if you want a Registered Envelope to expire in 24 hours after you send it, type
X-PostX-ExpirationDate
as the header name and
+24:00:00
as the header value.
Related Topics
•
•
•
For more information about creating an encryption content filter, see
•
For information about inserting a header using a message filter, see
Encryption Headers
displays the encryption headers that you can add to messages.
Table 19-3
Email Encryption Headers
MIME Header
Description
Value
X-PostX-Reply-Enabled
Indicates whether to enable secure reply
for the message and displays the Reply
button in the message bar. This header
adds an encryption setting to the
message.
for the message and displays the Reply
button in the message bar. This header
adds an encryption setting to the
message.
A Boolean for whether to
display the Reply button. Set
to
display the Reply button. Set
to
true
to display the button.
The default value is
false
.
X-PostX-Reply-All-Enabled
Indicates whether to enable secure “reply
all” for the message and displays the
Reply All button in the message bar. This
header overrides the default profile
setting.
all” for the message and displays the
Reply All button in the message bar. This
header overrides the default profile
setting.
A Boolean for whether to
display Reply All button.
Set to
display Reply All button.
Set to
true
to display the
button. The default value is
false
.
X-PostX-Forward-Enabled
Indicates whether to enable secure
message forwarding and displays the
Forward button in the message bar. This
header overrides the default profile
setting.
message forwarding and displays the
Forward button in the message bar. This
header overrides the default profile
setting.
A Boolean for whether to
display the Forward button.
Set to
display the Forward button.
Set to
true
to display the
button. The default value is
false
.
X-PostX-Send-Return-Recei
pt
Indicates whether to enable read receipts.
The sender receives a receipt when
recipients open the Secure Envelope.
This header overrides the default profile
setting.
The sender receives a receipt when
recipients open the Secure Envelope.
This header overrides the default profile
setting.
A Boolean for whether to
send a read receipt. Set to
send a read receipt. Set to
true
to display the button.
The default value is
false
.