wordpress https 적용 방법
https://certbot.eff.org/
https://certbot.eff.org/lets-encrypt/debianbuster-apache
https://hiseon.me/server/letsencrypt-ssl-certificate/
https://meisteruser.net/tip_tutorials/1791
https://blog.leenit.cf/installation-certbot/
https://elfinlas.github.io/2018/03/19/certbot-ssl/
https://jootc.com/p/201901062488
문제 발생시 해결법
https://community.letsencrypt.org/t/no-names-were-found-in-your-configuration-files/85426/2
https://community.letsencrypt.org/t/failed-authorization-procedure-yvonh-com-http-01-urnerror-unauthorized-the-client-lacks-sufficient-authorization/64573/3
하다가 www.siacoco.cco.kr 이 접속이 안되어서 확인해보니. sameorigin에 안넣어둬서 안되었음.
일부 실수는 /etc/apache2/site-enabled/000-default.conf 에다가 sername을 제대로 안넣어둠.
<에러 내용>
https://www.google.com/search?ei=3w2kXcLbNrG9mAWltqOwDA&q=certbot+Failed+authorization+procedure.+&oq=certbot+Failed+authorization+procedure.+&gs_l=psy-ab.3..0i7i30l10.29109.36177..37129…3.2..0.141.1664.1j14……0….1j2..gws-wiz…….0i71j0i131j0j0i30.sn44mUTn2xk&ved=0ahUKEwiCx9aliJvlAhWxHqYKHSXbCMYQ4dUDCAs&uact=5
https://extrememanual.net/13002
하다가 속도제한 걸림. 내일 해보련다.
https://letsencrypt.org/ko/docs/rate-limits/