Hello. I would like to start vote for KIP-553: Disable all SSL protocols except TLSV1.2 by default.
KIP - https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=142641956 Discussion thread - https://lists.apache.org/thread.html/9c6201fe403a24f84fc3aa27f47dd06b718c1d80de0ee3412b9b877c%40%3Cdev.kafka.apache.org%3E