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Sign a 64-byte mu in testAllSigs for ML-DSA-*-extmu #36

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Merged
dstebila merged 2 commits into from
Nov 3, 2026
+7 −2
Merged

Sign a 64-byte mu in testAllSigs for ML-DSA-*-extmu #36

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ba51cdd
Sign a 64-byte mu in testAllSigs for ML-DSA-*-extmu
dstebila Nov 2, 2026
df3d58d
Use a random mu in testAllSigs for ML-DSA-*-extmu
dstebila Nov 2, 2026
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9 changes: 7 additions & 2 deletions src/test/java/org/openquantumsafe/SigTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,9 @@
public class SigTest {

private final byte[] message = "This is the message to sign".getBytes();
// The ML-DSA-*-extmu variants sign an externally computed 64-byte mu
// instead of the message itself
private final byte[] mu = Rand.randombytes(64);
private static ArrayList<String> enabled_sigs;

/**
Expand Down Expand Up @@ -45,11 +48,13 @@ public void testAllSigs(String sig_name) {
// Generate signer key pair
byte[] signer_public_key = signer.generate_keypair();

byte[] to_sign = sig_name.endsWith("-extmu") ? mu : message;

// Sign the message
byte[] signature = signer.sign(message);
byte[] signature = signer.sign(to_sign);

// Verify the signature
boolean is_valid = verifier.verify(message, signature, signer_public_key);
boolean is_valid = verifier.verify(to_sign, signature, signer_public_key);

assertTrue(is_valid, sig_name);

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