Let's Encrypt
Angelegt Montag 11 Juni 2018
Einführung: https://letsencrypt.org/how-it-works/
Integration Guide: https://letsencrypt.org/docs/integration-guide/
How I exploited ACME TLS-SNI-01 ... : https://labs.detectify.com/2018/01/12/how-i-exploited-acme-tls-sni-01-issuing-lets-encrypt-ssl-certs-for-any-domain-using-shared-hosting/
Let's Encrypt disables TLS-SNI-01 validation: https://www.zdnet.com/article/lets-encrypt-disables-tls-sni-01-validation/
Registry/2.7: https://github.com/docker/distribution/issues/2545
Staging Environment : https://letsencrypt.org/docs/staging-environment/