[Jenkins-infra] (fwd) Action required: Let's Encrypt certificate renewals

[Olblak]

Nothing to worry about, 
Client has been updated and certificate renewned three days ago

---
-> gpg --keyserver keys.gnupg.net --recv-key 52210D3D
---

On Tue, Mar 12, 2019, at 3:21 PM, R. Tyler Croy wrote:
> ----- Forwarded message from noreply at letsencrypt.org -----
> 
> Date: Tue, 12 Mar 2019 05:39:15 +0000
> From: noreply at letsencrypt.org
> To: tyler at monkeypox.org
> Subject: Action required: Let's Encrypt certificate renewals
> Message-Id: <20190312T053914.725752159464411386.noreply at letsencrypt.org>
> 
> Hello,
> 
> Action may be required to prevent your Let's Encrypt certificate renewals from
> breaking.
> 
> If you already received a similar e-mail, this one contains updated information.
> 
> Your Let's Encrypt client used ACME TLS-SNI-01 domain validation to issue a
> certificate in the past 7 days. Below is a list of names and IP addresses
> validated (max of one per account):
> 
>  usage.jenkins.io (52.204.62.78) on 2019-03-10
> 
> TLS-SNI-01 validation is reaching end-of-life. It will stop working
> permanently on March 13th, 2019. Any certificates issued before then will
> continue to work for 90 days after their issuance date.
> 
> You need to update your ACME client to use an alternative validation method
> (HTTP-01, DNS-01 or TLS-ALPN-01) before this date or your certificate renewals
> will break and existing certificates will start to expire.
> 
> Our staging environment already has TLS-SNI-01 disabled, so if you'd like to
> test whether your system will work after March 13, you can run against
> staging: https://letsencrypt.org/docs/staging-environment/
> 
> If you're a Certbot user, you can find more information here:
> https://community.letsencrypt.org/t/how-to-stop-using-tls-sni-01-with-certbot/83210
> 
> Our forum has many threads on this topic. Please search to see if your question
> has been answered, then open a new thread if it has not:
> https://community.letsencrypt.org/
> 
> For more information about the TLS-SNI-01 end-of-life, please see our 
> API
> announcement:
> https://community.letsencrypt.org/t/february-13-2019-end-of-life-for-all-tls-sni-01-validation-support/74209
> 
> Thank you,
> Let's Encrypt Staff
> 
> ----- End forwarded message -----
> --
> GitHub:  https://github.com/rtyler
> 
> GPG Key ID: 0F2298A980EE31ACCA0A7825E5C92681BEF6CEA2
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