Public beta starts around 6pm UTC, so I imagine an announcement will be posted soon.<p>&#x2F;&#x2F; edit: there we go, just posted: <a href="https:&#x2F;&#x2F;letsencrypt.org&#x2F;2015&#x2F;12&#x2F;03&#x2F;entering-public-beta.html" rel="nofollow">https:&#x2F;&#x2F;letsencrypt.org&#x2F;2015&#x2F;12&#x2F;03&#x2F;entering-public-beta.html</a>