libnvme(9) API Manual libnvme(9)

enum nvmf_auth_sc_c - Secure Channel Concatenation values (SC_C)

enum nvmf_auth_sc_c {
NVMF_AUTH_SCC_NOSC ,
NVMF_AUTH_SCC_NEWTLSPSK ,
NVMF_AUTH_SCC_REPLACETLSPSK

};

No secure channel concatenation. Allowed on any Admin or I/O Queue; does not generate a PSK.
Generate a PSK and associated PSK identity on an Admin Queue over a TCP channel without TLS, for use setting up TLS secure channels for subsequent Admin and I/O queues. 0x01 is obsolete (refer to NVM Express Base Specification 2.0).
Generate a PSK and associated PSK identity on an Admin Queue over a TLS secure channel, replacing the PSK used to set up that secure channel.
enum nvmf_auth_sc_c October 2026