Simon Willison’s Weblog

SSL Issuer Popularity. The impressive growth of Let’s Encrypt in one graph: from 4.87% of TLS-enabled domains in May 2016 to 36.68% in November 2017.

Posted 21st November 2017 at 2:44 pm

Recent articles

V&A East Storehouse and Operation Mincemeat in London - 27th August 2025
The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025

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