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ECDSA signatures and public keys in CTAP (#358)

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* ECDSA signatures and public keys in CTAP

* adds one constant usage

* documents pub functions in ECDSA

* typo: involved

* extends wrong length test
This commit is contained in:
kaczmarczyck
2021-08-04 13:39:49 +02:00
committed by GitHub
parent 7bb4960730
commit b7a3e06cf4
4 changed files with 215 additions and 43 deletions
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9
src/ctap/mod.rs
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@@ -741,14 +741,11 @@ where
.attestation_certificate()?
.ok_or(Ctap2StatusCode::CTAP2_ERR_VENDOR_INTERNAL_ERROR)?;
(
attestation_key.sign_rfc6979::<crypto::sha256::Sha256>(&signature_data),
attestation_key.sign_rfc6979::<Sha256>(&signature_data),
Some(vec![attestation_certificate]),
)
} else {
(
sk.sign_rfc6979::<crypto::sha256::Sha256>(&signature_data),
None,
)
(sk.sign_rfc6979::<Sha256>(&signature_data), None)
};
let attestation_statement = PackedAttestationStatement {
alg: SignatureAlgorithm::ES256 as i64,
@@ -829,7 +826,7 @@ where
signature_data.extend(client_data_hash);
let signature = credential
.private_key
.sign_rfc6979::<crypto::sha256::Sha256>(&signature_data);
.sign_rfc6979::<Sha256>(&signature_data);
let cred_desc = PublicKeyCredentialDescriptor {
key_type: PublicKeyCredentialType::PublicKey,