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									Zimbra Black List and White List | Zimbra - Tech Articles				            </title>
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                        <title>Zimbra Black List and White List | Zimbra</title>
                        <link>https://community.zextras.com/forum/tech-articles/zimbra-black-list-and-white-list/#post-2133</link>
                        <pubDate>Wed, 23 Jun 2021 12:00:00 +0000</pubDate>
                        <description><![CDATA[Speaking of email security and spam, there are many factors to consider as we have seen in the incoming and outgoing mail protection best practices articles. Surely, however, we can think, a...]]></description>
                        <content:encoded><![CDATA[Speaking of email security and spam, there are many factors to consider as we have seen in the incoming and outgoing mail protection best practices articles. Surely, however, we can think, as the first effective filter against spam, to the Realtime Blackhole List (RBL) services. Realtime Blackhole List RBL services are all arranged almost in&hellip;]]></content:encoded>
						                            <category domain="https://community.zextras.com/forum/tech-articles/">Tech Articles</category>                        <dc:creator>Michele Ferron</dc:creator>
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