{"id":3068,"date":"2018-03-16T17:01:19","date_gmt":"2018-03-16T15:01:19","guid":{"rendered":"http:\/\/supportex.net\/blog\/?p=3068"},"modified":"2019-05-09T11:10:36","modified_gmt":"2019-05-09T09:10:36","slug":"how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt","status":"publish","type":"post","link":"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/","title":{"rendered":"How to setup free willdcard SSL certificate from LetsEncrypt"},"content":{"rendered":"<p>We&#8217;ll use Centos 7. Run:<\/p>\n<p><code class=\"EnlighterJSRAW\" data-enlighter-language=\"shell\">yum install epel-release &amp;&amp;\u00a0yum install install certbot<\/code><\/p>\n<p>Or if you already have certbot installed<\/p>\n<p><code class=\"EnlighterJSRAW\" data-enlighter-language=\"shell\">yum update certbot<\/code><\/p>\n<p>Once done fire (change example.com to your domain):<\/p>\n<p><code class=\"EnlighterJSRAW\" data-enlighter-language=\"shell\">certbot certonly --manual -d *.example.com,example.com --preferred-challenges dns-01 --server https:\/\/acme-v02.api.letsencrypt.org\/directory<\/code><\/p>\n<p>A certificate created for <em>*.example.com<\/em> is not valid for <em>example.com<\/em>, so you have to add it explicitly. Be aware that you must agree with the public IP logging to be able to get the wildcard certificate:<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"shell\">-------------------------------------------------------------------------------\nNOTE: The IP of this machine will be publicly logged as having requested this\ncertificate. If you're running certbot in manual mode on a machine that is not\nyour server, please ensure you're okay with that.\n\nAre you OK with your IP being logged?\n-------------------------------------------------------------------------------\n(Y)es\/(N)o: Yes<\/pre>\n<p>After that you need to add a new TXT DNS record for\u00a0_acme-challenge.example.com and hit Enter.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"shell\">IMPORTANT NOTES:\n - Congratulations! Your certificate and chain have been saved at:\n \/etc\/letsencrypt\/live\/example.com\/fullchain.pem\n Your key file has been saved at:\n \/etc\/letsencrypt\/live\/example.com\/privkey.pem\n Your cert will expire on 2018-06-14. To obtain a new or tweaked\n version of this certificate in the future, simply run certbot\n again. To non-interactively renew *all* of your certificates, run\n \"certbot renew\"\n - If you like Certbot, please consider supporting our work by:\n\nDonating to ISRG \/ Let's Encrypt: https:\/\/letsencrypt.org\/donate\n Donating to EFF: https:\/\/eff.org\/donate-le<\/pre>\n<p>That&#8217;s it. You have a free wildcard SSL certificate.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We&#8217;ll use Centos 7. Run: yum install epel-release &amp;&amp;\u00a0yum install install certbot Or if you already have certbot installed yum update certbot Once done fire (change example.com to your domain): certbot certonly &#8211;manual -d *.example.com,example.com &#8211;preferred-challenges dns-01 &#8211;server https:\/\/acme-v02.api.letsencrypt.org\/directory A certificate created for *.example.com is not valid for example.com, so you have to add it&hellip; <\/p>\n<div class=\"readmore-wrapper\"><a href=\"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/\" class=\"more-link\">Read <\/a><\/div>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[152],"tags":[],"class_list":["post-3068","post","type-post","status-publish","format-standard","hentry","category-linux"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to setup free willdcard SSL certificate from LetsEncrypt &#8211; Supportex.NET blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to setup free willdcard SSL certificate from LetsEncrypt &#8211; Supportex.NET blog\" \/>\n<meta property=\"og:description\" content=\"We&#8217;ll use Centos 7. Run: yum install epel-release &amp;&amp;\u00a0yum install install certbot Or if you already have certbot installed yum update certbot Once done fire (change example.com to your domain): certbot certonly --manual -d *.example.com,example.com --preferred-challenges dns-01 --server https:\/\/acme-v02.api.letsencrypt.org\/directory A certificate created for *.example.com is not valid for example.com, so you have to add it&hellip; Read\" \/>\n<meta property=\"og:url\" content=\"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/\" \/>\n<meta property=\"og:site_name\" content=\"Supportex.NET blog\" \/>\n<meta property=\"article:published_time\" content=\"2018-03-16T15:01:19+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-05-09T09:10:36+00:00\" \/>\n<meta name=\"author\" content=\"Oleksii Tykhonov\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Oleksii Tykhonov\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/\"},\"author\":{\"name\":\"Oleksii Tykhonov\",\"@id\":\"https:\/\/supportex.net\/blog\/en\/#\/schema\/person\/0690c26a0266603129fc15eae6243251\"},\"headline\":\"How to setup free willdcard SSL certificate from LetsEncrypt\",\"datePublished\":\"2018-03-16T15:01:19+00:00\",\"dateModified\":\"2019-05-09T09:10:36+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/\"},\"wordCount\":96,\"commentCount\":0,\"articleSection\":[\"linux\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/\",\"url\":\"https:\/\/supportex.net\/blog\/2018\/03\/how-to-setup-free-willdcard-ssl-certificate-from-letsencrypt\/\",\"name\":\"How to setup free willdcard SSL certificate from LetsEncrypt &#8211; 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