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- Fix inline newsletter form parameter
- Invert colors for homepage Getting Started section
- Add Sponsor button to end of sponsor logos
- Increase leading of home hero to prevent letters touching on some
devices
- Reduce oversized hero padding
Copy file name to clipboardExpand all lines: content/en/post/2025-01-22-ending-expiration-emails.md
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title: "Ending Support for Expiration Notification Emails"
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excerpt: "We will no longer send email reminders about upcoming certificate expirations."
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Since its inception, Let's Encrypt has been sending expiration notification emails to subscribers that have provided an email address to us. We will be ending this service on June 4, 2025. The decision to end this service is the result of the following factors:
Copy file name to clipboardExpand all lines: content/en/post/2025-01-30-Scaling-Rate-Limits.md
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title: "Scaling Our Rate Limits to Prepare for a Billion Active Certificates"
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excerpt: "We've evolved our rate limits to better serve our subscribers and keep our service healthy."
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Let's Encrypt protects a vast portion of the Web by providing TLS certificates to over [550 million websites](https://letsencrypt.org/stats/)—a figure that has grown by 42% in the last year alone. We currently issue over 340,000 certificates per hour. To manage this immense traffic and maintain responsiveness under high demand, our infrastructure relies on [rate limiting](https://letsencrypt.org/docs/rate-limits/). In 2015, we introduced our first rate limiting system, built on MariaDB. It evolved alongside our rapidly growing service but eventually revealed its limits: straining database servers, forcing long reset times on subscribers, and slowing down every request.
excerpt: "Hitting a milestone on our path toward optional shorter-lived certs."
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Earlier this year we [announced](https://letsencrypt.org/2025/01/16/6-day-and-ip-certs/) our intention to introduce short-lived certificates with lifetimes of six days as an option for our subscribers. Yesterday we issued our first short-lived certificate. You can see the certificate at the bottom of our post, or [here](https://crt.sh/?sha256=8265479AF7BB04B347260A54DB915FB294EBAACD79CDB43D86D27336B690AD26) thanks to Certificate Transparency logs. We issued it to ourselves and then immediately revoked it so we can observe the certificate's whole lifecycle. This is the first step towards making short-lived certificates available to all subscribers.
Copy file name to clipboardExpand all lines: content/en/post/2025-03-18-community-of-funders.md
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title: "Ten Years of Let's Encrypt: Announcing support from Jeff Atwood"
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excerpt: "Seeking to inspire our community of supporters, Jeff Atwood commits $1M to support Let's Encrypt."
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As we touched on in our [first blog post](https://letsencrypt.org/2025/02/14/encryption-for-everybody/) highlighting ten years of Let's Encrypt: Just as remarkable to us as the technical innovations behind proliferating TLS at scale is, so too is the sustained generosity we have benefited from throughout our first decade.
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