I believe the use of UDP for leader election has been deprecated, so it should be all over TCP. We have talked about supporting ssl (see ZOOKEEPER-1000), but it isn't an implemented feature yet.
-Flavio On 24 Sep 2014, at 06:09, Lu, Boying <[email protected]> wrote: > Hi, All, > > I want to know if the ZooKeeper supports node-to-node encrypt communication? > I read some codes of ZooKeeper 3.4.6 and found that ZooKeeper uses both UDP > (e.g. in QuorumPeer.java) and TCP protocols > Is it possible to support encryption above UDP and TCP at the same time? > > Thanks > > Boying
