CONFIG_CRYPTO_AEAD2 (not configurable)

modulename: geniv.ko

and/or

aead.ko

configname: CONFIG_CRYPTO_AEAD2

Linux Kernel Configuration
└─>Cryptographic API
└─>Crypto core or helper
└─>CRYPTO_AEAD2
In linux kernel since version 2.6.28 (release Date: 2008-12-24)  
source code:
crypto/aead.c

depends
CONFIG_CRYPTO