diff --git a/docs/admin/vm-ops/certificates.md b/docs/admin/vm-ops/certificates.md
index 72c7e67a45f..e037cf1311f 100644
--- a/docs/admin/vm-ops/certificates.md
+++ b/docs/admin/vm-ops/certificates.md
@@ -5,5 +5,12 @@ tags:
   - operations
 ---
 
-This is a placeholder
+We are using LetsEncrypt cert to write this documentation. 
+
+ - Install repository: `apt-get install software-properties-common` 
+ - Update system: `apt-get update`
+ - Install certbot: `apt-get install python3-certbot-apache` 
+ - Issue certificate: `certbot --apache -d fqdn_of_Gluu_server`
+ - Cert and key are available in: `/etc/letsencrypt/live/` location
+ - Reboot your server