X.509 certificate parser

modulename: x509_key_parser.ko


Linux Kernel Configuration
└─>Cryptographic API
└─>Asymmetric (public-key cryptographic) key type
└─>X.509 certificate parser
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This option provides support for parsing X.509 format blobs for key
data and provides the ability to instantiate a crypto key from a
public key packet found inside the certificate.

source code: