TLS? Transport Layer Security SSL? Secure Socket Layer FAQ? Look no further: buff.ly/3JEeYIF

Our work is 100% funded by charitable contributions. That means every time you visit a website using Let's Encrypt (and there are 340+ million to pick from), your security and privacy was made possible by generosity (and a bit of technical innovation). buff.ly/2KCZCUO

Today from the Let's Encrypt Glossary: Certificate Authority Authorization, fondly referred to as CAA. buff.ly/3y32OGy

Our work with Internet security extends well beyond TLS certificates. Our sibling project, Prossimo, works to provide critical parts of the Internet with memory safe alternatives. Give them a follow to stay updated on their progress!

🔐 Earlier this year, we introduced our new CT log - Sunlight! ☀️ If you missed it, check it out now👇 #CertificateTransparency #WebPKI #SecureInternet buff.ly/3wQvCkN

Let's Encrypt makes it super easy for you to setup a TLS cert for your domain. Learn how👇 #freeTLScerts #InternetSecurity #TLS buff.ly/2JDk5qF

#ICYMI Check out this blog post by Let's Encrypt engineer Samantha Frank (@_uid0) outlining step-by-step how to integrate ARI into existing ACME clients👇 buff.ly/4drypSv

We use the #ACME protocol to verify control of a given domain and issue certificates. Learn more: buff.ly/42WWpIl

#FridayFunFact Our community support forum is a critical part of how we operate. 🤝 Post questions and answers on our forum: buff.ly/41U3isY

🤖 A cornerstone of Let's Encrypt is its automated certificate issuance and renewal, which minimizes human error and ensures near continuous security. #Automation #CA #TLScerts

Hitting a Let's Encrypt rate limit? Read up on rate limits and how you can request an override. buff.ly/3S1cLuY

Does your organization rely on our certs for everyday business operations? If so, consider joining us as a sponsor this year! buff.ly/3ZrRg8r

📖 From the glossary: Certificate Revocation Lists (CRLs) are the Do Not Trust" lists for certificates. They include the serial numbers of all revoked certificates from a given CA.

We use the #ACME protocol to verify control of a given domain and issue certificates. Learn more: buff.ly/42WWpIl

Wish you didn't have to keep requesting rate limit exemptions? #DYK Clients who switch to ARI are automatically EXEMPT from rate limits! 🥳 Learn more: buff.ly/4drypSv

As a nonprofit, 100% of our funding comes from charitable contributions. Some of them are large, but many (most!) of them are smaller than you might think. Donate today to help us continue encrypting the Web. buff.ly/4eUgRyL

🔐 Earlier this year, we added new intermediates for security, efficiency, and agility. Learn more in this blog post👇 #certs #WebPKI buff.ly/4cxRwd4

Protecting online privacy is a collective effort. Consider a gift of support today and help secure the Web for all. #InternetSecurity buff.ly/2KCZCUO

Managing TLS at scale is even easier with CAA. And we're all about making things easier for our Subscribers! buff.ly/3sPRzhK

Thank you for following Let's Encrypt! To continue getting updates from us, follow us on linkedin.com/company/lets-e… and subscribe to our monthly newsletter! buff.ly/3BsqO7t