Many of them, for example AIX, FreeBSD, Mac OS X beginning with version 10.4 ("Tiger"), or Solaris with ZFS filesystem, support NFSv4 ACLs, which are part of the NFSv4 standard.
Mange af dem - fx AIX, FreeBSD,Mac OS X begyndende med version 10.4 ("Tiger") eller Solaris med ZFS filesystemet, understøtter NFSv4-ACLs, som er en del af NFSv4 standarden.