Secure RPC: SPKM3 mechanism (EXPERIMENTAL)

modulename: rpcsec_gss_spkm3.ko

configname: CONFIG_RPCSEC_GSS_SPKM3

Linux Kernel Configuration
└─>File systems
└─>Network File Systems
└─>Secure RPC: SPKM3 mechanism (EXPERIMENTAL)
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
Choose Y here to enable Secure RPC using the SPKM3 public key
GSS-API mechanism (RFC 2025).

Secure RPC calls with SPKM3 require an auxiliary userspace
daemon which may be found in the Linux nfs-utils package
available from http://linux-nfs.org/.

If unsure, say N.

source code: