Using Let's Encrypt Wildcard SSL Certificate with Nginx and Apache

How do I get a wildcard SSL certificate from let's encrypt and configure Nginx to use wildcard subdomain?
How do you secure Apache with Let's Encrypt?
Can I use a wildcard SSL certificate on multiple servers?
How do you secure Nginx with Let's Encrypt?
How do I get a wildcard certificate Letsencrypt?
How do I use Certbot with nginx?
How do you implement Letscrypt?
How do you secure Apache with Let's encrypt on Debian 8?
How do you install a free SSL certificate using Let's Encrypt?
Do I need a CSR for a wildcard certificate?
Can I use the same SSL certificate on multiple sites?
How do Wildcard SSL certificates work?

How do I get a wildcard SSL certificate from let's encrypt and configure Nginx to use wildcard subdomain?

Setup DNS to serve all the subdomains

Create a custom A record, HOST * POINTS TO: Your IP Address(Eg: 103.21.0.108)
Create a custom A record, HOST @ POINTS TO: Your IP Address(Eg: 103.21.0.108)
Add a CNAME record, HOST www POINTS TO @ this refers to your IP address.

How do you secure Apache with Let's Encrypt?

Apache web server installed with SSL module enabled and virtual hosting enabled, in case you host several domains or subdomains.

Step 1: Install Apache and Enable SSL Module. ...
Step 2: Install Free Let's Encrypt Client. ...
Step 4: Generate a SSL Certificate for Apache. ...
Step 4: Auto Renew Lets Encrypt Certificates.

Can I use a wildcard SSL certificate on multiple servers?

Yes, a Wildcard SSL Certificate can be used on multiple servers.

How do you secure Nginx with Let's Encrypt?

How to Secure Nginx with Let's Encrypt On Ubuntu 20.04

Step 1: Install Certbot. Certbot is an open-source software tool for automatically enabling HTTPS using Let's Encrypt certificates. ...
Step 2: Check Nginx Configuration. ...
Step 3: Adjust Firewall to Allow HTTPS Traffic. ...
Step 4: Obtain the SSL/TLS Certificate. ...
Step 5: Enable Automatic Certificate Renewal.

How do I get a wildcard certificate Letsencrypt?

Step 1: Setup Pre-requisites. If you already have a droplet or a system then make sure your system has Python 2.7 or 3 and git installed on it. ...
Step 2: Setup Certbot. ...
Step 3: Generate The Wildcard SSL Certificate. ...
Step 4: Authenticate The Domain's Ownership. ...
Step 5: Get The Certificate. ...
Step 6: Cross Verify The Certificate.

How do I use Certbot with nginx?

Just make sure you add the “proxy_ssl_trusted_certificate” attribute to your Nginx configuration file.

Step 1: Install Certbot. ...
Step 2: Configure and Confirm Nginx. ...
Step 3: Allow HTTPS Traffic Through your Firewall. ...
Step 4: Get an SSL Certificate. ...
Step 5: Verifying Auto-Renewal for Certbot.

How do you implement Letscrypt?

Download and Install Let's Encrypt

Install the git package: CentOS sudo yum install git. Debian / Ubuntu sudo apt-get install git.
Navigate to the new /opt/letsencrypt directory: cd /opt/letsencrypt.

How do you secure Apache with Let's encrypt on Debian 8?

When you are ready to move on, log into your server using your sudo account.

Step 1: Install Certbot, the Let's Encrypt Client. ...
Step 2: Set Up the Apache ServerName and ServerAlias. ...
Step 3: Adjusting the Firewall. ...
Step 4: Set Up the SSL Certificate. ...
Step 5: Set Up Auto Renewal.

How do you install a free SSL certificate using Let's Encrypt?

On SSL For Free homepage, enter your website's URL and click Create Free SSL Certificate. Double-check that the URL is correct, then create a login by entering your email and creating a password. Before you can install your new certificate, make sure the domain is valid, and click Next Step.

Do I need a CSR for a wildcard certificate?

However, before a wildcard certificate is issued to you, like any other SSL certificate, you must generate a CSR. And, for that, you have to ensure that the format of the domain is correct.

Can I use the same SSL certificate on multiple sites?

You absolutely can use one SSL certificate for multiple domains — or one SSL certificate for multiple subdomains in addition to domains.

How do Wildcard SSL certificates work?

A Wildcard SSL Certificate saves you money and time by securing your domain and unlimited sub-domains on a single certificate. Wildcard certificates work the same way as a regular SSL Certificate, allowing you to secure the connection between your website and your customer's Internet browser – with one major advantage.