# bis IdP v3.3.x:
    [...]
    <AttributeDefinition id="mail" xsi:type="Simple" sourceAttributeID="mail">
        <Dependency ref="myLDAP" />
            <DisplayName xml:lang="en">E-mail</DisplayName>
            <DisplayName xml:lang="de">E-Mail</DisplayName>
            <DisplayDescription xml:lang="en">E-Mail address</DisplayDescription>
            <DisplayDescription xml:lang="de">E-Mail Adresse</DisplayDescription>
        <AttributeEncoder xsi:type="SAML2String" name="urn:oid:0.9.2342.19200300.100.1.3" friendlyName="mail" encodeType="false" />
    </AttributeDefinition>
    [...]

# ab IdP v3.4.x:
    [...]
    <AttributeDefinition id="mail" xsi:type="Simple">
        <InputDataConnector ref="myLDAP" attributeNames="mail"/>
        <DisplayName xml:lang="en">E-mail</DisplayName>
        <DisplayName xml:lang="de">E-Mail</DisplayName>
        <DisplayDescription xml:lang="en">E-Mail address</DisplayDescription>
        <DisplayDescription xml:lang="de">E-Mail Adresse</DisplayDescription>
        <AttributeEncoder xsi:type="SAML2String" name="urn:oid:0.9.2342.19200300.100.1.3" friendlyName="mail" encodeType="false"/>
    </AttributeDefinition>
    [...]