.BR sys ,
.BR krb5 ,
.BR krb5i ,
-.BR krb5p ,
-.BR lkey ,
-.BR lkeyi ,
and
-.BR lkeyp ,
+.BR krb5p ,
Refer to the SECURITY CONSIDERATIONS section for details.
.TP 1.5i
.BR sharecache " / " nosharecache
to prevent data exposure during network transit; however,
expect some performance impact
when using integrity checking or encryption.
-Similar support for other forms of cryptographic security (such as lipkey)
+Similar support for other forms of cryptographic security
is also available.
.P
The NFS version 4 protocol allows