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Installation
· Run following command for Install
sudo yum -y install yum-utils
sudo yum-config-manager --enable rhui-REGION-rhel-server-extras rhui-REGION-rhel-server-optional
sudo yum install python2-certbot-nginx
Configuration
· Configure https in Nginx Server
[admin@server~]$ sudo certbot --nginx
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator nginx, Installer nginx
Enter email address (used for urgent renewal and security notices) (Enter 'c' to
cancel): support@ikm.gov.in
Starting new HTTPS connection (1): acme-v02.api.letsencrypt.org
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Please read the Terms of Service at
https://letsencrypt.org/documents/LE-SA-v1.2-November-15-2017.pdf. You must
agree in order to register with the ACME server at
https://acme-v02.api.letsencrypt.org/directory
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(A)gree/(C)ancel: A
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Would you be willing to share your email address with the Electronic Frontier
Foundation, a founding partner of the Let's Encrypt project and the non-profit
organization that develops Certbot? We'd like to send you email about our work
encrypting the web, EFF news, campaigns, and ways to support digital freedom.
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(Y)es/(N)o: Y
Starting new HTTPS connection (1): supporters.eff.org
Which names would you like to activate HTTPS for?
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1: learnstowin.com
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Select the appropriate numbers separated by commas and/or spaces, or leave input
blank to select all options shown (Enter 'c' to cancel): 3
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for scukerala.in
Waiting for verification...
Cleaning up challenges
Deploying Certificate to VirtualHost /etc/nginx/conf.d/default.conf
Please choose whether or not to redirect HTTP traffic to HTTPS, removing HTTP access.
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1: No redirect - Make no further changes to the webserver configuration.
2: Redirect - Make all requests redirect to secure HTTPS access. Choose this for
new sites, or if you're confident your site works on HTTPS. You can undo this
change by editing your web server's configuration.
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Select the appropriate number [1-2] then [enter] (press 'c' to cancel): 1
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Congratulations! You have successfully enabled https://learnstowin.com
You should test your configuration at:
https://www.ssllabs.com/ssltest/analyze.html?d= learnstowin.com
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Renew Existing HTTPS Connection
· Run following Command for Renew Existing https Connections
o Command for Checking
§ sudo certbot renew --dry-run
o Command for Renew
§ sudo certbot renew
[user@server]$ sudo certbot renew
Saving debug log to /var/log/letsencrypt/letsencrypt.log
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Processing /etc/letsencrypt/renewal/learnstowin.com.conf
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Cert not due for renewal, but simulating renewal for dry run
Plugins selected: Authenticator nginx, Installer nginx
Starting new HTTPS connection (1): acme-staging-v02.api.letsencrypt.org
Renewing an existing certificate
Performing the following challenges:
http-01 challenge for learnstowin.com
Waiting for verification...
Cleaning up challenges
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Verify SSL Configuration
Link : https://www.geocerts.com/ssl-checker