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Add domain separators

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This commit is contained in:
jonesmarvin8 2026-04-27 16:33:00 -04:00
parent e319c8fa55
commit 9ef69ef684
5 changed files with 69 additions and 48 deletions
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9
common/src/block.rs
View File

@ -85,8 +85,15 @@ impl HashableBlockData {
signing_key: &nssa::PrivateKey,
bedrock_parent_id: MantleMsgId,
) -> Block {
const PREFIX: &[u8; 32] =
b"/LEE/v0.3/Message/Block/\x00\x00\x00\x00\x00\x00\x00\x00";
let data_bytes = borsh::to_vec(&self).unwrap();
let hash = OwnHasher::hash(&data_bytes);
let mut bytes = Vec::with_capacity(PREFIX.len() + data_bytes.len());
bytes.extend_from_slice(PREFIX);
bytes.extend_from_slice(&data_bytes);
let hash = OwnHasher::hash(&bytes);
let signature = nssa::Signature::new(signing_key, &hash.0);
Block {
header: BlockHeader {

9
nssa/src/privacy_preserving_transaction/message.rs
View File

@ -121,7 +121,14 @@ impl Message {
#[must_use]
pub fn hash_message(&self) -> [u8; 32] {
Sha256::digest(self.to_bytes()).into()
const PREFIX: &[u8; 32] =
b"/LEE/v0.3/Message/Privacy/\x00\x00\x00\x00\x00\x00";
let mut bytes = Vec::with_capacity(PREFIX.len() + self.to_bytes().len());
bytes.extend_from_slice(PREFIX);
bytes.extend_from_slice(&self.to_bytes());
Sha256::digest(bytes).into()
}
}

9
nssa/src/public_transaction/message.rs
View File

@ -67,6 +67,13 @@ impl Message {
#[must_use]
pub fn hash_message(&self) -> [u8; 32] {
Sha256::digest(self.to_bytes()).into()
const PREFIX: &[u8; 32] =
b"/LEE/v0.3/Message/Public/\x00\x00\x00\x00\x00\x00\x00";
let mut bytes = Vec::with_capacity(PREFIX.len() + self.to_bytes().len());
bytes.extend_from_slice(PREFIX);
bytes.extend_from_slice(&self.to_bytes());
Sha256::digest(bytes).into()
}
}

80
nssa/src/signature/bip340_test_vectors.rs
View File

@ -4,7 +4,7 @@ pub struct TestVector {
pub seckey: Option<PrivateKey>,
pub pubkey: PublicKey,
pub aux_rand: Option<[u8; 32]>,
pub message: Option<[u8; 32]>,
pub message: [u8; 32],
pub signature: Signature,
pub verification_result: bool,
}
@ -28,9 +28,9 @@ pub fn test_vectors() -> Vec<TestVector> {
aux_rand: Some(hex_to_bytes::<32>(
"0000000000000000000000000000000000000000000000000000000000000000",
)),
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"0000000000000000000000000000000000000000000000000000000000000000",
)),
),
signature: Signature {
value: hex_to_bytes(
"E907831F80848D1069A5371B402410364BDF1C5F8307B0084C55F1CE2DCA821525F66A4A85EA8B71E482A74F382D2CE5EBEEE8FDB2172F477DF4900D310536C0",
@ -52,9 +52,9 @@ pub fn test_vectors() -> Vec<TestVector> {
aux_rand: Some(hex_to_bytes::<32>(
"0000000000000000000000000000000000000000000000000000000000000001",
)),
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89",
)),
),
signature: Signature {
value: hex_to_bytes(
"6896BD60EEAE296DB48A229FF71DFE071BDE413E6D43F917DC8DCF8C78DE33418906D11AC976ABCCB20B091292BFF4EA897EFCB639EA871CFA95F6DE339E4B0A",
@ -76,9 +76,9 @@ pub fn test_vectors() -> Vec<TestVector> {
aux_rand: Some(hex_to_bytes::<32>(
"C87AA53824B4D7AE2EB035A2B5BBBCCC080E76CDC6D1692C4B0B62D798E6D906",
)),
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"7E2D58D8B3BCDF1ABADEC7829054F90DDA9805AAB56C77333024B9D0A508B75C",
)),
),
signature: Signature {
value: hex_to_bytes(
"5831AAEED7B44BB74E5EAB94BA9D4294C49BCF2A60728D8B4C200F50DD313C1BAB745879A5AD954A72C45A91C3A51D3C7ADEA98D82F8481E0E1E03674A6F3FB7",
@ -100,9 +100,9 @@ pub fn test_vectors() -> Vec<TestVector> {
aux_rand: Some(hex_to_bytes::<32>(
"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
)),
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
)),
),
signature: Signature {
value: hex_to_bytes(
"7EB0509757E246F19449885651611CB965ECC1A187DD51B64FDA1EDC9637D5EC97582B9CB13DB3933705B32BA982AF5AF25FD78881EBB32771FC5922EFC66EA3",
@ -117,9 +117,9 @@ pub fn test_vectors() -> Vec<TestVector> {
))
.unwrap(),
aux_rand: None,
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"4DF3C3F68FCC83B27E9D42C90431A72499F17875C81A599B566C9889B9696703",
)),
),
signature: Signature {
value: hex_to_bytes(
"00000000000000000000003B78CE563F89A0ED9414F5AA28AD0D96D6795F9C6376AFB1548AF603B3EB45C9F8207DEE1060CB71C04E80F593060B07D28308D7F4",
@ -134,7 +134,7 @@ pub fn test_vectors() -> Vec<TestVector> {
// "EEFDEA4CDB677750A420FEE807EACF21EB9898AE79B9768766E4FAA04A2D4A34",
// )).unwrap(),
// aux_rand: None,
// message: Some(
// message:
//
// hex::decode("243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89").
// unwrap(), ),
@ -153,9 +153,9 @@ pub fn test_vectors() -> Vec<TestVector> {
))
.unwrap(),
aux_rand: None,
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89",
)),
),
signature: Signature {
value: hex_to_bytes(
"FFF97BD5755EEEA420453A14355235D382F6472F8568A18B2F057A14602975563CC27944640AC607CD107AE10923D9EF7A73C643E166BE5EBEAFA34B1AC553E2",
@ -170,9 +170,9 @@ pub fn test_vectors() -> Vec<TestVector> {
))
.unwrap(),
aux_rand: None,
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89",
)),
),
signature: Signature {
value: hex_to_bytes(
"1FA62E331EDBC21C394792D2AB1100A7B432B013DF3F6FF4F99FCB33E0E1515F28890B3EDB6E7189B630448B515CE4F8622A954CFE545735AAEA5134FCCDB2BD",
@ -187,9 +187,9 @@ pub fn test_vectors() -> Vec<TestVector> {
))
.unwrap(),
aux_rand: None,
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89",
)),
),
signature: Signature {
value: hex_to_bytes(
"6CFF5C3BA86C69EA4B7376F31A9BCB4F74C1976089B2D9963DA2E5543E177769961764B3AA9B2FFCB6EF947B6887A226E8D7C93E00C5ED0C1834FF0D0C2E6DA6",
@ -204,9 +204,9 @@ pub fn test_vectors() -> Vec<TestVector> {
))
.unwrap(),
aux_rand: None,
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89",
)),
),
signature: Signature {
value: hex_to_bytes(
"0000000000000000000000000000000000000000000000000000000000000000123DDA8328AF9C23A94C1FEECFD123BA4FB73476F0D594DCB65C6425BD186051",
@ -221,9 +221,9 @@ pub fn test_vectors() -> Vec<TestVector> {
))
.unwrap(),
aux_rand: None,
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89",
)),
),
signature: Signature {
value: hex_to_bytes(
"00000000000000000000000000000000000000000000000000000000000000017615FBAF5AE28864013C099742DEADB4DBA87F11AC6754F93780D5A1837CF197",
@ -238,9 +238,9 @@ pub fn test_vectors() -> Vec<TestVector> {
))
.unwrap(),
aux_rand: None,
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89",
)),
),
signature: Signature {
value: hex_to_bytes(
"4A298DACAE57395A15D0795DDBFD1DCB564DA82B0F269BC70A74F8220429BA1D69E89B4C5564D00349106B8497785DD7D1D713A8AE82B32FA79D5F7FC407D39B",
@ -255,9 +255,9 @@ pub fn test_vectors() -> Vec<TestVector> {
))
.unwrap(),
aux_rand: None,
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89",
)),
),
signature: Signature {
value: hex_to_bytes(
"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F69E89B4C5564D00349106B8497785DD7D1D713A8AE82B32FA79D5F7FC407D39B",
@ -272,9 +272,9 @@ pub fn test_vectors() -> Vec<TestVector> {
))
.unwrap(),
aux_rand: None,
message: Some(hex_to_bytes::<32>(
message: hex_to_bytes::<32>(
"243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89",
)),
),
signature: Signature {
value: hex_to_bytes(
"6CFF5C3BA86C69EA4B7376F31A9BCB4F74C1976089B2D9963DA2E5543E177769FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141",
@ -289,7 +289,7 @@ pub fn test_vectors() -> Vec<TestVector> {
// "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC30",
// )).unwrap(),
// aux_rand: None,
// message: Some(
// message:
//
// hex::decode("243F6A8885A308D313198A2E03707344A4093822299F31D0082EFA98EC4E6C89").
// unwrap(), ),
@ -303,13 +303,13 @@ pub fn test_vectors() -> Vec<TestVector> {
// },
// Test with invalid message length (0); valid test for BIP-340 post 2022.
// TestVector {
// seckey: Some(PrivateKey::try_new(hex_to_bytes(
// seckey: PrivateKey::try_new(hex_to_bytes(
// "0340034003400340034003400340034003400340034003400340034003400340",
// )).unwrap()),
// pubkey: PublicKey::try_new(hex_to_bytes(
// "778CAA53B4393AC467774D09497A87224BF9FAB6F6E68B23086497324D6FD117",
// )).unwrap(),
// aux_rand: Some(hex_to_bytes::<32>(
// aux_rand: hex_to_bytes::<32>(
// "0000000000000000000000000000000000000000000000000000000000000000",
// )),
// message: None,
@ -322,16 +322,16 @@ pub fn test_vectors() -> Vec<TestVector> {
// },
// Test with invalid message length (1); valid test for BIP-340 post 2022.
// TestVector {
// seckey: Some(PrivateKey::try_new(hex_to_bytes(
// seckey: PrivateKey::try_new(hex_to_bytes(
// "0340034003400340034003400340034003400340034003400340034003400340",
// )).unwrap()),
// pubkey: PublicKey::try_new(hex_to_bytes(
// "778CAA53B4393AC467774D09497A87224BF9FAB6F6E68B23086497324D6FD117",
// )).unwrap(),
// aux_rand: Some(hex_to_bytes::<32>(
// aux_rand: hex_to_bytes::<32>(
// "0000000000000000000000000000000000000000000000000000000000000000",
// )),
// message: Some(hex::decode("11").unwrap()),
// message: hex::decode("11").unwrap()),
// signature: Signature {
// value: hex_to_bytes(
// "08A20A0AFEF64124649232E0693C583AB1B9934AE63B4C3511F3AE1134C6A303EA3173BFEA6683BD101FA5AA5DBC1996FE7CACFC5A577D33EC14564CEC2BACBF",
@ -341,16 +341,16 @@ pub fn test_vectors() -> Vec<TestVector> {
// },
// Test with invalid message length (17); valid test for BIP-340 post 2022.
// TestVector {
// seckey: Some(PrivateKey::try_new(hex_to_bytes(
// seckey: PrivateKey::try_new(hex_to_bytes(
// "0340034003400340034003400340034003400340034003400340034003400340",
// )).unwrap()),
// pubkey: PublicKey::try_new(hex_to_bytes(
// "778CAA53B4393AC467774D09497A87224BF9FAB6F6E68B23086497324D6FD117",
// )).unwrap(),
// aux_rand: Some(hex_to_bytes::<32>(
// aux_rand: hex_to_bytes::<32>(
// "0000000000000000000000000000000000000000000000000000000000000000",
// )),
// message: Some(hex::decode("0102030405060708090A0B0C0D0E0F1011").unwrap()),
// message: hex::decode("0102030405060708090A0B0C0D0E0F1011").unwrap()),
// signature: Signature {
// value: hex_to_bytes(
// "5130F39A4059B43BC7CAC09A19ECE52B5D8699D1A71E3C52DA9AFDB6B50AC370C4A482B77BF960F8681540E25B6771ECE1E5A37FD80E5A51897C5566A97EA5A5",
@ -360,16 +360,16 @@ pub fn test_vectors() -> Vec<TestVector> {
// },
// Test with invalid message length (100); valid test for BIP-340 post 2022.
// TestVector {
// seckey: Some(PrivateKey::try_new(hex_to_bytes(
// seckey: PrivateKey::try_new(hex_to_bytes(
// "0340034003400340034003400340034003400340034003400340034003400340",
// )).unwrap()),
// pubkey: PublicKey::try_new(hex_to_bytes(
// "778CAA53B4393AC467774D09497A87224BF9FAB6F6E68B23086497324D6FD117",
// )).unwrap(),
// aux_rand: Some(hex_to_bytes::<32>(
// aux_rand: hex_to_bytes::<32>(
// "0000000000000000000000000000000000000000000000000000000000000000",
// )),
// message: Some(
// message:
// hex::decode("99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999").unwrap(),
// ),
// signature: Signature {

10
nssa/src/signature/mod.rs
View File

@ -37,6 +37,7 @@ impl FromStr for Signature {
impl Signature {
#[must_use]
/// This function expects the incoming message to be prehashed to be pre-2022 BIP-340/Keycard compatible.
pub fn new(key: &PrivateKey, message: &[u8; 32]) -> Self {
let mut aux_random = [0_u8; 32];
OsRng.fill_bytes(&mut aux_random);
@ -61,7 +62,7 @@ impl Signature {
}
#[must_use]
pub fn is_valid_for(&self, bytes: &[u8], public_key: &PublicKey) -> bool {
pub fn is_valid_for(&self, bytes: &[u8; 32], public_key: &PublicKey) -> bool {
let Ok(pk) = k256::schnorr::VerifyingKey::from_bytes(public_key.value()) else {
return false;
};
@ -97,9 +98,8 @@ mod tests {
let Some(aux_random) = test_vector.aux_rand else {
continue;
};
let Some(message) = test_vector.message else {
continue;
};
let message = test_vector.message;
if !test_vector.verification_result {
continue;
}
@ -114,7 +114,7 @@ mod tests {
#[test]
fn signature_verification_from_bip340_test_vectors() {
for (i, test_vector) in bip340_test_vectors::test_vectors().into_iter().enumerate() {
let message = test_vector.message.unwrap_or([0_u8; 32]);
let message = test_vector.message;
let expected_result = test_vector.verification_result;
let result = test_vector