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This commit is contained in:
Marvin Jones 2026-06-11 12:10:33 -04:00
parent de26d92e5d
commit 5b667fa302
3 changed files with 8 additions and 6 deletions
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3
lee/state_machine/src/signature/private_key.rs
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@ -74,7 +74,8 @@ impl PrivateKey {
let sk = k256::SecretKey::from_slice(value).map_err(|_e| LeeError::InvalidPrivateKey)?;
let hashed: [u8; 32] = Sha256::digest(sk.public_key().to_encoded_point(true).as_bytes()).into();
let hashed: [u8; 32] =
Sha256::digest(sk.public_key().to_encoded_point(true).as_bytes()).into();
let sk = sk.to_nonzero_scalar();

BIN
lez/keycard_wallet/keycard_applets/LEE_keycard.cap
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11
lez/keycard_wallet/src/lib.rs
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@ -7,8 +7,9 @@ use zeroize::Zeroizing;
pub mod python_path;
/// NSK and VSK as fixed-length zeroizing byte arrays.
type PrivateKeyPair = (Zeroizing<[u8; 32]>, Zeroizing<[u8; 32]>);
/// NSK (32 bytes) and VSK (64 bytes, the ML-KEM-768 seed `d || z`) as fixed-length zeroizing byte
/// arrays.
type PrivateKeyPair = (Zeroizing<[u8; 32]>, Zeroizing<[u8; 64]>);
// TODO: encrypt at rest alongside broader wallet storage encryption work.
#[derive(Serialize, Deserialize)]
@ -239,13 +240,13 @@ impl KeycardWallet {
};
let vsk = {
if raw_vsk.len() != 32 {
if raw_vsk.len() != 64 {
return Err(PyErr::new::<pyo3::exceptions::PyValueError, _>(format!(
"expected 32-byte VSK from keycard, got {} bytes",
"expected 64-byte VSK from keycard, got {} bytes",
raw_vsk.len()
)));
}
let mut arr = Zeroizing::new([0_u8; 32]);
let mut arr = Zeroizing::new([0_u8; 64]);
arr.copy_from_slice(&raw_vsk);
arr
};