1 # SPDX-License-Identifier: GPL-2.0
2 menuconfig ASYMMETRIC_KEY_TYPE
3 bool "Asymmetric (public-key cryptographic) key type"
6 This option provides support for a key type that holds the data for
7 the asymmetric keys used for public key cryptographic operations such
8 as encryption, decryption, signature generation and signature
11 if ASYMMETRIC_KEY_TYPE
13 config ASYMMETRIC_PUBLIC_KEY_SUBTYPE
14 tristate "Asymmetric public-key crypto algorithm subtype"
16 select CRYPTO_HASH_INFO
17 select CRYPTO_AKCIPHER
19 This option provides support for asymmetric public key type handling.
20 If signature generation and/or verification are to be used,
21 appropriate hash algorithms (such as SHA-1) must be available.
22 ENOPKG will be reported if the requisite algorithm is unavailable.
24 config X509_CERTIFICATE_PARSER
25 tristate "X.509 certificate parser"
26 depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE
30 This option provides support for parsing X.509 format blobs for key
31 data and provides the ability to instantiate a crypto key from a
32 public key packet found inside the certificate.
34 config PKCS7_MESSAGE_PARSER
35 tristate "PKCS#7 message parser"
36 depends on X509_CERTIFICATE_PARSER
40 This option provides support for parsing PKCS#7 format messages for
41 signature data and provides the ability to verify the signature.
44 tristate "PKCS#7 testing key type"
45 depends on SYSTEM_DATA_VERIFICATION
47 This option provides a type of key that can be loaded up from a
48 PKCS#7 message - provided the message is signed by a trusted key. If
49 it is, the PKCS#7 wrapper is discarded and reading the key returns
50 just the payload. If it isn't, adding the key will fail with an
53 This is intended for testing the PKCS#7 parser.
55 config SIGNED_PE_FILE_VERIFICATION
56 bool "Support for PE file signature verification"
57 depends on PKCS7_MESSAGE_PARSER=y
58 depends on SYSTEM_DATA_VERIFICATION
62 This option provides support for verifying the signature(s) on a
65 endif # ASYMMETRIC_KEY_TYPE