Examples with EdDSAPrivateKeySpec net.i2p.crypto.eddsa.spec.EdDSAPrivateKeySpec used on opensource projects

Example 6 with EdDSAPrivateKeySpec

use of net.i2p.crypto.eddsa.spec.EdDSAPrivateKeySpec in project i2p.i2p by i2p.

the class EdDSAEngineTest method testSignOneShotModeMultipleUpdates.

@Test
public void testSignOneShotModeMultipleUpdates() throws Exception {
    Signature sgr = new EdDSAEngine(MessageDigest.getInstance("SHA-512"));
    EdDSAParameterSpec spec = EdDSANamedCurveTable.getByName("ed25519-sha-512");
    EdDSAPrivateKeySpec privKey = new EdDSAPrivateKeySpec(TEST_SEED, spec);
    PrivateKey sKey = new EdDSAPrivateKey(privKey);
    sgr.initSign(sKey);
    sgr.setParameter(EdDSAEngine.ONE_SHOT_MODE);
    sgr.update(TEST_MSG);
    exception.expect(SignatureException.class);
    exception.expectMessage("update() already called");
    sgr.update(TEST_MSG);
}

Example 7 with EdDSAPrivateKeySpec

use of net.i2p.crypto.eddsa.spec.EdDSAPrivateKeySpec in project i2p.i2p by i2p.

the class EdDSAEngineTest method testSignOneShotMode.

@Test
public void testSignOneShotMode() throws Exception {
    Signature sgr = new EdDSAEngine(MessageDigest.getInstance("SHA-512"));
    EdDSAParameterSpec spec = EdDSANamedCurveTable.getByName("ed25519-sha-512");
    EdDSAPrivateKeySpec privKey = new EdDSAPrivateKeySpec(TEST_SEED, spec);
    PrivateKey sKey = new EdDSAPrivateKey(privKey);
    sgr.initSign(sKey);
    sgr.setParameter(EdDSAEngine.ONE_SHOT_MODE);
    sgr.update(TEST_MSG);
    assertThat("One-shot mode sign failed", sgr.sign(), is(equalTo(TEST_MSG_SIG)));
}