tutorial install Let’s Encrypt on directadmin

tutorial VPS Directadmin, how to install and enable Let’s Encrypt on directadmin. Let’s Encrypt is a free, automated, and open Certificate Authority. To enable HTTPS on your website, you need to get a certificate (a type of file) from a Certificate Authority (CA). Let’s Encrypt is a CA. In order to get a certificate for your website’s domain from Let’s Encrypt.
What does it cost to use Let’s Encrypt? Is it really free ssl ?
lets encrypt do not charge a fee for certificates. Let’s Encrypt is a nonprofit to create a more secure and privacy-respecting Web by promoting the widespread adoption of HTTPS. services are free and easy to use so that every website can deploy HTTPS.

Before install lets encrypt on directadmin you need :

  1. enable SNI
  2. Enable Letsencrypt
  3. Restart Directadmin
  4. Add the /.well-known Alias
  5. Enable domain create ssl : User Level -> SSL Certificates

ENABLE SNI (Server Name Identification)

a unique IP address was needed for every single SSL certificate on a server, As the internet started to grow, a technology called Server Name Identification, often abbreviated as SNI, was developed. This technology allows for multiple SSL certificates on a single IP. you dont need buy addon IP from your provider just enable SNI to 1, you can share your main IP into SSL, create multi domain SSL only with 1 IP.

Default: enable_ssl_sni=0 but if you want to allow ssl certificates to be added to shared IPs, set: enable_ssl_sni=1

here is command :

On a default DirectAdmin installation, enable_ssl_sni is set to 0. Enable SNI by replacing enable_ssl_sni=0 with enable_ssl_sni=1.

Enable Lets encrypt to directadmin :

or use command

enable letsencrypt =1

Restart directadmin with command :

Add the /.well-known Alias:

It’s also a good idea to ensure you’ve got the most recent script:

how to request lets encrypt ssl

You can check if it all worked by using my SSL Check over at SSLdecoder.org.


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