custom-header

Summary: List of Custom Headers

Description:
The key specifies the list of custom headers that you can add to an outgoing message. The format for specifying a Header and Header value is: Name of the custom header followed by "=" and the values separated by ";"

Type: as

Default: ['Security=Personal;Unclassified;Protected;InConfidence;Secret;Topsecret']
Note:
In the array, there must be one and only one while space behind the comma(,).
Or else, the default value can't be restored

List of Custom Headers

Registry Hive	HKEY_CURRENT_USER
Registry Path	Software\Policies\Centrify\Gnome3\org.gnome.evolution.plugin.email-custom-header
Value Name	custom-header
Value Type	REG_SZ
Default Value	['Security=Personal;Unclassified;Protected;InConfidence;Secret;Topsecret']