ZMQ_NULL(7) 0MQ Manual ZMQ_NULL(7)

zmq_null - no security or confidentiality

The NULL mechanism is defined by the ZMTP 3.0 specification: http://rfc.zeromq.org/spec:23. This is the default security mechanism for ZeroMQ sockets.

zmq_plain(7) zmq_curve(7) zmq(7)

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10/23/2023 0MQ 4.3.5