We use pebble for testing: https://github.com/letsencrypt/pebble/
I'm actually not personally familiar with it though, as I haven't had the need to set one up and modify it myself, but I understand it's fairly straightforward to get running. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1893274 Title: Certbot will stop working for 23,847 users with upcoming Let's Encrypt deprecation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/python-certbot/+bug/1893274/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
