[kwlug-disc] Incorrect Let's Encrypt expiry notices

Ronald Barnes ron at ronaldbarnes.ca
Sun Nov 5 19:52:30 EST 2017


Keefer Rourke wrote on 2017-11-05 04:46 PM:

> When you renew a cert with Let's Encrypt, the "old" cert is still 
> considered valid (i.e. if you were to copy the cert to a different 
> system before renewing, you would be able to continue to use it after 
> renewing the master copy afaik, since renewal does not also invalidate 
> certs). As such, LE will continue to pester you about renewal even if 
> you have already done so.

Ouch.

So, certificate pinning won't work with LE certs if I understand that 
correctly?


Thanks,

r b





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