{"id":1288,"date":"2021-09-09T09:45:54","date_gmt":"2021-09-09T09:45:54","guid":{"rendered":"https:\/\/www.velaninfo.com\/rs\/?post_type=techtips&#038;p=1288"},"modified":"2021-10-01T12:12:12","modified_gmt":"2021-10-01T12:12:12","slug":"zimbra-email-server-configuration","status":"publish","type":"techtips","link":"https:\/\/www.velaninfo.com\/rs\/techtips\/zimbra-email-server-configuration\/","title":{"rendered":"How can I use the Admin Console to setup SSL for Zimbra Email Server?"},"content":{"rendered":"<p>Zimbra Email Server SSL certificate is recommended to secure our email transactions.<\/p>\n<p>Before installing the Zimbra Email Server SSL Certificate using the Admin Console, you must first generate the CSR, as detailed in the following Wiki:<\/p>\n<p>For a Commercial SSL, generate a valid CSR (Certificate Signing Request).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"652\" height=\"367\" class=\"size-full wp-image-1289\" src=\"https:\/\/www.velaninfo.com\/rs\/wp-content\/uploads\/2021\/09\/setup-SSL-for-Zimbra-Email-Server.jpg\" alt=\"&quot;setup\" \/><\/p>\n<p>Select the target server to generate the SSL files like the CSR and the private key:<\/p>\n<p>In the next step, select the option to <strong>generate the CSR for the commercial certificate authorizer<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1290\" src=\"https:\/\/www.velaninfo.com\/rs\/wp-content\/uploads\/2021\/09\/CSR-for-the-commercial-certificate.jpg\" alt=\"CSR for the commercial certificate\" width=\"654\" height=\"367\" \/><\/p>\n<p>In this window, you need to select the next settings:<\/p>\n<ul>\n<li>Choose a digest of SHA256 or above, rather than SHA1, which is no longer deemed secure. \u2022 Use a key length of 2048 or greater.<\/li>\n<li>The Common Name (CN) must be the FQDN you intend to use; if you&#8217;re using a Single-Server, the FQDN and hostname should be the same.<\/li>\n<li>If you want to utilize a Wildcard SSL certificate for Zimbra as well as the rest of your company&#8217;s FQDNs, tick the Wildcard checkbox. Use this option to purchase a Wildcard Certificate if the hostname and FQDN do not match but are in the same domain.<\/li>\n<li>\u00a0In the Subject Alternative Name (SAN), you can select another name if you will use a <a href=\"https:\/\/www.velaninfo.com\/rs\/techtips\/how-to-configure-vsftpd-with-ssl\/\">Multi-SAN SSL certificate<\/a>, this option is indicated if you want to have mail.velaninfo.com, etc.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1291\" src=\"https:\/\/www.velaninfo.com\/rs\/wp-content\/uploads\/2021\/09\/download-now-the-CSR-file.jpg\" alt=\"download now the CSR file\" width=\"651\" height=\"365\" \/><\/p>\n<p>After fill the details in above-mentioned form you can download now the CSR file, ready to send to your SSL Certificate Provider, if you miss this step, you can find the csr file in the next path \/opt\/zimbra\/ssl\/zimbra\/commercial\/commercial.csr:<\/p>\n<p>You should receive the next files from Comodo:<\/p>\n<ul>\n<li>crt<\/li>\n<li>crt<\/li>\n<li>crt<\/li>\n<li>crt files<\/li>\n<\/ul>\n<p>Go to\u00a0<strong>Home &gt; Configure &gt; Certificates<\/strong>\u00a0and click in the settings icon, then click on\u00a0<strong>Install Certificate<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1292\" src=\"https:\/\/www.velaninfo.com\/rs\/wp-content\/uploads\/2021\/09\/install-the-commercial-signed-certificate.jpg\" alt=\"install the commercial signed certificate\" width=\"593\" height=\"365\" \/><\/p>\n<p>Select the target server where install the SSL Certificate:<\/p>\n<p>Select the option\u00a0<strong>install the commercial signed certificate<\/strong><\/p>\n<p>If all the info in the review windows is ok, press next button<\/p>\n<p>Add the files one by one that Comodo sent to you, the Certificate, the root, and the CA:<\/p>\n<p>Select <a href=\"https:\/\/www.velaninfo.com\/rs\/techtips\/request-ssl-certificate-from-aws-certificate-manager\/\"><strong>Install button and the SSL Certificate<\/strong> <\/a>will be installed<\/p>\n<p>Restart the Zimbra services like zimbra user in a CLI session:<\/p>\n<blockquote><p><strong>zmcontrol restart<\/strong><\/p><\/blockquote>\n<p>You can return to the Admin Console and View the installed Certificate.<\/p>\n<p>At Velan, our server support engineers can help to <a href=\"https:\/\/www.velaninfo.com\/contact\"><strong>install Zimbra Mail Server and configure SSL in your server<\/strong><\/a>. If you are interested in our service, please fill the Quick connect form to get in touch with us.`<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Zimbra Email Server SSL certificate is recommended to secure our email transactions. Before installing the Zimbra Email Server SSL Certificate using the Admin Console, you must first generate the CSR, as detailed in the following Wiki: For a Commercial SSL, generate a valid CSR (Certificate Signing Request). Select the target server to generate the SSL&#8230;<a class=\"continue-reading text-uppercase\" href=\"https:\/\/www.velaninfo.com\/rs\/techtips\/zimbra-email-server-configuration\/\"> Continue Reading <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.velaninfo.com\/rs\/wp-content\/themes\/velaninfo\/images\/reading_arw.png\" alt=\"Continue Reading\" width=\"16\" height=\"12\"\/><\/a><\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"tags":[],"class_list":["post-1288","techtips","type-techtips","status-publish","hentry","Categories_tech_tip-linux","Categories_tech_tip-ssl","Categories_tech_tip-zimbra"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v19.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Zimbra Email Server for SSL | Install Certificate | Settings - Velan<\/title>\n<meta name=\"description\" content=\"Install Zimbra Email Server for SSL Certificate Settings Configuration. 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