<upd:Update xmlns:bar="http://schemas.microsoft.com/msus/2002/12/BaseApplicabilityRules" xmlns:cat="http://schemas.microsoft.com/msus/2002/12/UpdateHandlers/Category" xmlns:upd="http://schemas.microsoft.com/msus/2002/12/Update"><upd:UpdateIdentity UpdateID="5d6a452a-55ba-4e11-adac-85e180bda3d6" RevisionNumber="100" /><upd:Properties DefaultPropertiesLanguage="en" UpdateType="Category" ExplicitlyDeployable="false" PerUser="false" IsPublic="false" Handler="http://schemas.microsoft.com/msus/2002/12/UpdateHandlers/Category" PublicationState="Published" CreationDate="2010-01-14T20:27:12.584Z" PublisherID="fbf8494a-c257-4dc3-ad9d-df05d751fa21"></upd:Properties><upd:LocalizedPropertiesCollection><upd:LocalizedProperties><upd:Language>en</upd:Language><upd:Title>Antigen for Exchange/SMTP</upd:Title><upd:Description>Defines the category for Antigen Updates. This will make sure that the update with this category will be offered only when the applicability rule is met.</upd:Description></upd:LocalizedProperties></upd:LocalizedPropertiesCollection><upd:Relationships><upd:Prerequisites><upd:AtLeastOne IsCategory="true"><upd:UpdateIdentity UpdateID="116a3557-3847-4858-9f03-38e94b977456" /></upd:AtLeastOne></upd:Prerequisites></upd:Relationships><upd:ApplicabilityRules><upd:IsInstalled><bar:RegKeyExists Key="HKEY_LOCAL_MACHINE" Subkey="SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{1DDAFF1B-4059-4C8C-BFB6-B79F6F9B88B0}" RegType32="true" /></upd:IsInstalled></upd:ApplicabilityRules><upd:HandlerSpecificData xsi:type="cat:Category" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><cat:CategoryInformation CategoryType="Product" ProhibitsSubcategories="true" ExcludedByDefault="false" /></upd:HandlerSpecificData></upd:Update>