I'm not aware of any public discussion of the ongoing incident. This[1] is the thread on the ACME WG mailing list that lead to tls-sni-02 being introduced. [1]

I'm not aware of any public discussion of the ongoing incident. This[1] is the thread on the ACME WG mailing list that lead to tls-sni-02 being introduced. [1]: https://mailarchive.ietf.org/arch/msg/acme/s8gaZ6ev-iqoSQjOZWUpZ41mA0M https://mailarchive.ietf.org/arch/msg/acme/s8gaZ6ev-iqoSQjOZ...