How to create a self-signed certificate

Create a self-signed certificate with two commands. It may be useful to administer the site via https, for example.

1. Create a key.

  # openssl genrsa -out server.key 2048

2. Create a certificate. The domain example.com should be replaced with yours.

  # openssl req -new -x509 -key server.key -out server.crt -days 3650 -subj /CN=example.com

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