@kuroringo 進研ゼミで見たやつだ!!https://docs.joinmastodon.org/admin/install/#acquiring-a-ssl-certificate あたりではいかがでしょう？
Mastodon is the best way to keep up with what's happening.
Follow anyone across the fediverse and see it all in chronological order. No algorithms, ads, or clickbait in sight.
