2 https://blog.blaisot.org/letsencrypt-wildcard-part2.html
via https://arstechnica.com/uncategorized/2018/03/lets-encrypt-takes-free-wildcard-certificates-live/
via https://www.ghacks.net/2018/02/14/firefox-60-new-not-secure-indicator-preferences/
via @NodeSource
via @jedisct1
via https://utcc.utoronto.ca/~cks/space/blog/web/LetsEncryptNoCAThreatForNow