libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

enum nvmf\_tcp\_sectype - Transport Specific Address Subtype Definition for NVMe/TCP Transport

# [SYNOPSIS](#SYNOPSIS)

enum nvmf\_tcp\_sectype {  
**NVMF\_TCP\_SECTYPE\_NONE** ,  
**NVMF\_TCP\_SECTYPE\_TLS** ,  
**NVMF\_TCP\_SECTYPE\_TLS13**

};

# [Constants](#Constants)

[NVMF\_TCP\_SECTYPE\_NONE](#NVMF_TCP_SECTYPE_NONE)

No Security

[NVMF\_TCP\_SECTYPE\_TLS](#NVMF_TCP_SECTYPE_TLS)

Transport Layer Security version 1.2

[NVMF\_TCP\_SECTYPE\_TLS13](#NVMF_TCP_SECTYPE_TLS13)

Transport Layer Security version 1.3 or a subsequent version. The TLS protocol negotiates the version and cipher suite for each TCP connection.

enum nvmf\_tcp\_sectype October 2026

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Document: nvmf_tcp_sectype-libnvme3(2) from nvme-cli 3.2-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli