This letter was originally published in our 2024 Annual Report.
The past year at ISRG has been a great one and I couldn’t be more proud of our staff, community, funders, and other partners that made it happen. Let’s Encrypt continues to thrive, serving more websites around the world than ever before with excellent security and stability. Our understanding of what it will take to make more privacy-preserving metrics more mainstream via our Divvi Up project is evolving in important ways.
Because there is no difference from your homemade cert compared to anyone else’s homemade cert.
So if someone else claims to be your website and uses a similar homemade cert there is no way to know that the site isn’t yours.