1menuconfig ASYMMETRIC_KEY_TYPE 2 tristate "Asymmetric (public-key cryptographic) key type" 3 depends on KEYS 4 help 5 This option provides support for a key type that holds the data for 6 the asymmetric keys used for public key cryptographic operations such 7 as encryption, decryption, signature generation and signature 8 verification. 9 10if ASYMMETRIC_KEY_TYPE 11 12config ASYMMETRIC_PUBLIC_KEY_SUBTYPE 13 tristate "Asymmetric public-key crypto algorithm subtype" 14 select MPILIB 15 select CRYPTO_HASH_INFO 16 help 17 This option provides support for asymmetric public key type handling. 18 If signature generation and/or verification are to be used, 19 appropriate hash algorithms (such as SHA-1) must be available. 20 ENOPKG will be reported if the requisite algorithm is unavailable. 21 22config X509_CERTIFICATE_PARSER 23 tristate "X.509 certificate parser" 24 depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE 25 select ASN1 26 select OID_REGISTRY 27 help 28 This option provides support for parsing X.509 format blobs for key 29 data and provides the ability to instantiate a crypto key from a 30 public key packet found inside the certificate. 31 32config PKCS7_MESSAGE_PARSER 33 tristate "PKCS#7 message parser" 34 depends on X509_CERTIFICATE_PARSER 35 select ASN1 36 select OID_REGISTRY 37 help 38 This option provides support for parsing PKCS#7 format messages for 39 signature data and provides the ability to verify the signature. 40 41config PKCS7_TEST_KEY 42 tristate "PKCS#7 testing key type" 43 depends on PKCS7_MESSAGE_PARSER 44 select SYSTEM_TRUSTED_KEYRING 45 help 46 This option provides a type of key that can be loaded up from a 47 PKCS#7 message - provided the message is signed by a trusted key. If 48 it is, the PKCS#7 wrapper is discarded and reading the key returns 49 just the payload. If it isn't, adding the key will fail with an 50 error. 51 52 This is intended for testing the PKCS#7 parser. 53 54config SIGNED_PE_FILE_VERIFICATION 55 bool "Support for PE file signature verification" 56 depends on PKCS7_MESSAGE_PARSER=y 57 select ASN1 58 select OID_REGISTRY 59 help 60 This option provides support for verifying the signature(s) on a 61 signed PE binary. 62 63endif # ASYMMETRIC_KEY_TYPE 64