Large payload keys

modulename: big_key.ko

configname: CONFIG_BIG_KEYS

Linux Kernel Configuration
└─>Security options
└─>Large payload keys
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This option provides support for holding large keys within the kernel
(for example Kerberos ticket caches). The data may be stored out to
swapspace by tmpfs.

If you are unsure as to whether this is required, answer N.

source code: