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docs: Document the implemented composite signature+hash algorithms

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The details for RSA and EdDSA have already been documented, albeit the
RSA documentation wasn't conforming properly to the POD format.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/25422)
This commit is contained in:
Richard Levitte 2024-09-10 16:43:43 +02:00
parent f37dea418b
commit 3cd5aeb3cc
3 changed files with 104 additions and 2 deletions
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45
doc/man7/EVP_SIGNATURE-DSA.pod
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@ -13,6 +13,48 @@ See L<EVP_PKEY-DSA(7)> for information related to DSA keys.
As part of FIPS 140-3 DSA is not longer FIPS approved for key generation and
signature validation, but is still allowed for signature verification.
=head2 Algorithm Names
In this list, names are grouped together to signify that they are the same
algorithm having multiple names. This also includes the OID in canonical
decimal form (which means that they are possible to fetch if the caller has a
mere OID which came out in this form after a call to L<OBJ_obj2txt(3)>).
=over 4
=item "DSA", "dsaEncryption", "1.2.840.10040.4.1"
The base signature algorithm, supported explicitly fetched with
L<EVP_PKEY_sign_init_ex2(3)>, and implicitly fetched (through
L<EC keys|EVP_PKEY-EC(7)>) with L<EVP_DigestSignInit(3)> and
L<EVP_DigestVerifyInit(3)>.
It can't be used with L<EVP_PKEY_sign_message_init(3)>
=item "DSA-SHA1", "DSA-SHA-1", "dsaWithSHA1", "1.2.840.10040.4.3"
=item "DSA-SHA2-224", "DSA-SHA224", "dsa_with_SHA224", "2.16.840.1.101.3.4.3.1"
=item "DSA-SHA2-256", "DSA-SHA256", "dsa_with_SHA256", "2.16.840.1.101.3.4.3.2"
=item "DSA-SHA2-384", "DSA-SHA384", "dsa_with_SHA384", "id-dsa-with-sha384", "1.2.840.1.101.3.4.3.3"
=item "DSA-SHA2-512", "DSA-SHA512", "dsa_with_SHA512", "id-dsa-with-sha512", "1.2.840.1.101.3.4.3.4"
=item "DSA-SHA3-224", "dsa_with_SHA3-224", "id-dsa-with-sha3-224", "2.16.840.1.101.3.4.3.5"
=item "DSA-SHA3-256", "dsa_with_SHA3-256", "id-dsa-with-sha3-256", "2.16.840.1.101.3.4.3.6"
=item "DSA-SHA3-384", "dsa_with_SHA3-384", "id-dsa-with-sha3-384", "2.16.840.1.101.3.4.3.7"
=item "DSA-SHA3-512", "dsa_with_SHA3-512", "id-dsa-with-sha3-512", "2.16.840.1.101.3.4.3.8"
DSA signature schemes with diverse message digest algorithms. They are all
supported explicitly fetched with L<EVP_PKEY_sign_init_ex2(3)> and
L<EVP_PKEY_sign_message_init(3)>.
=back
=head2 Signature Parameters
The following signature parameters can be set using EVP_PKEY_CTX_set_params().
@ -26,6 +68,9 @@ using EVP_PKEY_sign_init_ex() or EVP_PKEY_verify_init_ex().
=item "properties" (B<OSSL_SIGNATURE_PARAM_PROPERTIES>) <UTF8 string>
These two are not supported with the DSA signature schemes that already
include a message digest algorithm, See L</Algorithm Names> above.
=item "nonce-type" (B<OSSL_SIGNATURE_PARAM_NONCE_TYPE>) <unsigned integer>
=item "key-check" (B<OSSL_SIGNATURE_PARAM_FIPS_KEY_CHECK>) <integer>

45
doc/man7/EVP_SIGNATURE-ECDSA.pod
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@ -9,6 +9,48 @@ EVP_SIGNATURE-ECDSA - The EVP_PKEY ECDSA signature implementation.
Support for computing ECDSA signatures.
See L<EVP_PKEY-EC(7)> for information related to EC keys.
=head2 Algorithm Names
In this list, names are grouped together to signify that they are the same
algorithm having multiple names. This also includes the OID in canonical
decimal form (which means that they are possible to fetch if the caller has a
mere OID which came out in this form after a call to L<OBJ_obj2txt(3)>).
=over 4
=item "ECDSA"
The base signature algorithm, supported explicitly fetched with
L<EVP_PKEY_sign_init_ex2(3)>, and implicitly fetched (through
L<EC keys|EVP_PKEY-EC(7)>) with L<EVP_DigestSignInit(3)> and
L<EVP_DigestVerifyInit(3)>.
It can't be used with L<EVP_PKEY_sign_message_init(3)>
=item "ECDSA-SHA1", "ECDSA-SHA-1", "ecdsa-with-SHA1", "1.2.840.10045.4.1"
=item "ECDSA-SHA2-224", "ECDSA-SHA224", "ecdsa-with-SHA224", "1.2.840.10045.4.3.1"
=item "ECDSA-SHA2-256", "ECDSA-SHA256", "ecdsa-with-SHA256", "1.2.840.10045.4.3.2"
=item "ECDSA-SHA2-384", "ECDSA-SHA384", "ecdsa-with-SHA384", "1.2.840.10045.4.3.3"
=item "ECDSA-SHA2-512", "ECDSA-SHA512", "ecdsa-with-SHA512", "1.2.840.10045.4.3.4"
=item "ECDSA-SHA3-224", "ecdsa_with_SHA3-224", "id-ecdsa-with-sha3-224", "2.16.840.1.101.3.4.3.9"
=item "ECDSA-SHA3-256", "ecdsa_with_SHA3-256", "id-ecdsa-with-sha3-256", "2.16.840.1.101.3.4.3.10"
=item "ECDSA-SHA3-384", "ecdsa_with_SHA3-384", "id-ecdsa-with-sha3-384", "2.16.840.1.101.3.4.3.11"
=item "ECDSA-SHA3-512", "ecdsa_with_SHA3-512", "id-ecdsa-with-sha3-512", "2.16.840.1.101.3.4.3.12"
ECDSA signature schemes with diverse message digest algorithms. They are all
supported explicitly fetched with L<EVP_PKEY_sign_init_ex2(3)> and
L<EVP_PKEY_sign_message_init(3)>.
=back
=head2 ECDSA Signature Parameters
The following signature parameters can be set using EVP_PKEY_CTX_set_params().
@ -21,6 +63,9 @@ and before calling EVP_PKEY_sign() or EVP_PKEY_verify().
=item "properties" (B<OSSL_SIGNATURE_PARAM_PROPERTIES>) <UTF8 string>
These two are not supported with the ECDSA signature schemes that already
include a message digest algorithm, See L</Algorithm Names> above.
=item "nonce-type" (B<OSSL_SIGNATURE_PARAM_NONCE_TYPE>) <unsigned integer>
=item "key-check" (B<OSSL_SIGNATURE_PARAM_FIPS_KEY_CHECK>) <integer>

16
doc/man7/EVP_SIGNATURE-RSA.pod
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@ -26,24 +26,36 @@ L<EVP_PKEY_sign_init_ex2(3)>, and implicitly fetched (through
L<RSA keys|EVP_PKEY-RSA(7)>) with L<EVP_DigestSignInit(3)> and
L<EVP_DigestVerifyInit(3)>.
Can't be used with L<EVP_PKEY_sign_message_init(3)>
It can't be used with L<EVP_PKEY_sign_message_init(3)>
=item "RSA-RIPEMD160", "ripemd160WithRSA", "1.3.36.3.3.1.2"
=item "RSA-SHA2-256", "RSA-SHA256", "sha256WithRSAEncryption", "1.2.840.113549.1.1.11"
=item "RSA-SHA2-384", "RSA-SHA384", "sha384WithRSAEncryption", "1.2.840.113549.1.1.12"
=item "RSA-SHA2-512", "RSA-SHA512", "sha512WithRSAEncryption", "1.2.840.113549.1.1.13"
=item "RSA-SHA2-224", "RSA-SHA224", "sha224WithRSAEncryption", "1.2.840.113549.1.1.14"
=item "RSA-SHA2-512/224", "RSA-SHA512-224", "sha512-224WithRSAEncryption", "1.2.840.113549.1.1.15"
=item "RSA-SHA2-512/256", "RSA-SHA512-256", "sha512-256WithRSAEncryption", "1.2.840.113549.1.1.16"
=item "RSA-SHA3-224", "id-rsassa-pkcs1-v1_5-with-sha3-224", "2.16.840.1.101.3.4.3.13"
=item "RSA-SHA3-256", "id-rsassa-pkcs1-v1_5-with-sha3-256", "2.16.840.1.101.3.4.3.14"
=item "RSA-SHA3-384", "id-rsassa-pkcs1-v1_5-with-sha3-384", "2.16.840.1.101.3.4.3.15"
=item "RSA-SHA3-512", "id-rsassa-pkcs1-v1_5-with-sha3-512", "2.16.840.1.101.3.4.3.16"
=item "RSA-SM3", "sm3WithRSAEncryption", "1.2.156.10197.1.504"
PKCS#1 v1.5 RSA signature schemes with diverse message digest algorithm. They
PKCS#1 v1.5 RSA signature schemes with diverse message digest algorithms. They
are all supported explicitly fetched with L<EVP_PKEY_sign_init_ex2(3)> and
L<EVP_PKEY_sign_message_init(3)>.
They are all pre-set to use the pad mode "pkcs1". This cannot be changed.
=back