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Milestone: 100 Million Certificates Issued

Let’s Encrypt has reached a milestone: we’ve now issued more than 100,000,000 certificates. This number reflects at least a few things: First, it illustrates the strong demand for our services. We’d like to thank all of the sysadmins, web developers, and everyone else managing servers for prioritizing protecting your visitors with HTTPS. Second, it illustrates our ability to scale. I’m incredibly...

ACME v2 API Endpoint Coming January 2018

Update, April 27, 2018 ACME v2 and wildcard support are fully available since March 13, 2018. Update, January 4, 2018 We introduced a public test API endpoint for the ACME v2 protocol and wildcard support on January 4, 2018. ACME v2 and wildcard support will be fully available on February 27, 2018. Let’s Encrypt will add support for the IETF-standardized ACME v2 protocol...

From NSA Exploit to Widespread Ransomware: WannaCry Is on the Loose

The new EternalBlue NSA exploit is powering a wave of virulent ransomware sweeping across Europe. - Read more

The Hunt for IoT: The Networks Building Death Star-Sized Botnets

With a growth rate of 1,473% in 2016, the hunt for vulnerable IoT devices rages on... - Read more

Achieving Multi-Dimensional Security through Information Modeling – Part 1

Information modeling blends lateral thinking and deductive logic. Applied to information security, it’s a powerful technique for designing a security architecture with multi-dimensional controls that minimizes risk and achieves continuous compliance. - Read more

OVH Renews Platinum Sponsorship of Let’s Encrypt

We’re pleased to announce that OVH has renewed their support for Let’s Encrypt as a Platinum sponsor for the next three years. OVH’s strong support for Let’s Encrypt will go a long way towards creating a more secure and privacy-respecting Web. OVH initially got in touch with Let’s Encrypt to become a Platinum sponsor shortly after our public launch in...

The Conflicting Obligations of a Security Leader

Faced with competing pressures, CISOs are ultimately the experts at assessing what’s truly at stake in their organizations. - Read more

Application Threat Intelligence: What Do CISOs Need?

I’ve mentioned before how important strong risk management is to a CISO. When it comes to risk, the applications our users depend on are a big concern. In F5's 2016 State of Application Security survey, a majority of respondents cited security around applications as an area of great concern. - Read more

Let’s Encrypt 2016 In Review

Our first full year as a live CA was an exciting one. I’m incredibly proud of what our team and community accomplished during 2016. I’d like to share some thoughts about how we’ve changed, what we’ve accomplished, and what we’ve learned. At the start of 2016, Let’s Encrypt certificates had been available to the public for less than a month...

Launching Our Crowdfunding Campaign

Today we kicked off our first crowdfunding campaign with the goal of raising enough funds to cover about one month of our operations - $200,000. That amount covers the operational and engineering staff, the hardware and the software, and general operating expenses needed to securely and reliably issue and manage many millions of certificates. We decided to run a crowdfunding...

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