No security or confidentiality
The NULL mechanism is defined by the ZMTP 3.0 specification: \m[blue]http://rfc.zeromq.org/spec:23\m[]. This is the default security mechanism for ZeroMQ sockets.
This page was written by the 0MQ community. To make a change please read the 0MQ Contribution Policy at \m[blue]http://www.zeromq.org/docs:contributing\m[].