Let’s Encrypt, a free certificate authority launched by the Internet Security Research Group in November 2014 and backed by some of the biggest names in the industry, today revealed that rival CA Comodo is attempting to “improperly” trademark the Let’s Encrypt brand.

And it’s difficult to see how that isn’t the case.

From a blog post by ISRG executive director Josh Aas:

Some months ago, it came to our attention that Comodo Group, Inc., is attempting to register at least three trademarks for the term “Let’s Encrypt,” for a variety of CA-related services. These trademark applications were filed long after the Internet Security Research Group (ISRG) started using the name Let’s Encrypt publicly in November of 2014, and despite the fact Comodo’s “intent to use” trademark filings acknowledge that it has never used “Let’s Encrypt” as a brand.

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