<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>Hey,<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>I have started to observe ECH usage in the wild and the next articles about it:<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><a href="https://blog.cloudflare.com/encrypted-client-hello/">https://blog.cloudflare.com/encrypted-client-hello/</a><o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><a href="https://developers.cloudflare.com/ssl/edge-certificates/ech/">https://developers.cloudflare.com/ssl/edge-certificates/ech<span dir=RTL></span><span dir=RTL></span><span lang=HE dir=RTL style='font-family:"Arial",sans-serif'><span dir=RTL></span><span dir=RTL></span>/</span></a><o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><a href="https://support.mozilla.org/en-US/kb/canary-domain-use-application-dnsnet">https://support.mozilla.org/en-US/kb/canary-domain-use-application-dnsnet</a><span lang=HE dir=RTL style='font-family:"Arial",sans-serif'><o:p></o:p></span></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><span lang=HE dir=RTL style='font-family:"Arial",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><a href="https://discourse.pi-hole.net/t/support-for-returning-nxdomain-for-use-application-dns-net-to-disable-firefox-doh/23243">https://discourse.pi-hole.net/t/support-for-returning-nxdomain-for-use-application-dns-net-to-disable-firefox-doh/23243</a><span lang=HE dir=RTL style='font-family:"Arial",sans-serif'><o:p></o:p></span></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><span lang=HE dir=RTL style='font-family:"Arial",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><span lang=HE dir=RTL style='font-family:"Arial",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>Anyone have experience with ECH?<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'><o:p> </o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>Thanks,<o:p></o:p></p><p class=MsoNormal style='text-align:left;direction:ltr;unicode-bidi:embed'>Eliezer<o:p></o:p></p></div></body></html>