LetsEncrypt List of Useful Commands

Here are a few letsencrypt commands that I’ve found useful in the past few months of trying it out.


Note: for a few Debian installations, you can also install with:

Other OS’s are also supported. See https://letsencrypt.readthedocs.org/en/latest/using.html#operating-system-packages for details!

Generating new keys on Apache:

Loading pre-generated keys from a backup into a new installation:

Renewing the keys (keeping them the same, but extending the expiration date another 90 days):


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