Package java.security.interfaces

Examples of java.security.interfaces.ECPublicKey

105
106
107
108
109
110
111
112
113
114
115
        }
        if (key instanceof ECPublicKey == false) {
            throw new InvalidKeyException
                ("Key must be a PublicKey with algorithm EC");
        }
        ECPublicKey ecKey = (ECPublicKey)key;
        int keyLenBits = ecKey.getParams().getCurve().getField().getFieldSize();
        secretLen = (keyLenBits + 7) >> 3;
        publicValue = P11ECKeyFactory.getEncodedPublicValue(ecKey);
        return null;
    }
View Full Code Here
71
72
73
74
75
76
77
78
79
80
81
82
            KeyPairGenerator kpg = KeyPairGenerator.getInstance("EC", p);
            kpg.initialize(spec);
            KeyPair kp = kpg.generateKeyPair();
            System.out.println(kp.getPrivate());
            ECPublicKey publicKey = (ECPublicKey)kp.getPublic();
            if (publicKey.getParams().getCurve().getField().getFieldSize() != len) {
                throw new Exception("wrong curve");
            }
            System.out.println();
        }
    }
View Full Code Here
313
314
315
316
317
318
319
320
321
322
323
324
325
        private Method encodePoint, decodePoint, getCurveName,
                       getECParameterSpec;

        EC(PublicKey key) throws KeyException {
            super(key);
            ECPublicKey ecKey = (ECPublicKey)key;
            ECPoint ecPoint = ecKey.getW();
            ecParams = ecKey.getParams();
            try {
                AccessController.doPrivileged(
                    new PrivilegedExceptionAction<Void>() {
                        public Void run() throws
                            ClassNotFoundException, NoSuchMethodException
View Full Code Here
210
211
212
213
214
215
216
217
        validateKeySpec(ecPrivateKey);
    }

    public void validatePublicKey(PublicKey publicKey) throws InvalidKeyException
    {
        ECPublicKey ecPublicKey = (ECPublicKey) publicKey;
        validateKeySpec(ecPublicKey);
    }
View Full Code Here
100
101
102
103
104
105
106
107
108
109
110
111
        return (int) Math.ceil(spec.getCurve().getField().getFieldSize() / 8d);
    }

    protected void fillPublicTypeSpecificParams(Map<String,Object> params)
    {
        ECPublicKey ecPublicKey = getECPublicKey();
        ECPoint w = ecPublicKey.getW();
        int coordinateByteLength = getCoordinateByteLength();
        putBigIntAsBase64UrlEncodedParam(params, X_MEMBER_NAME, w.getAffineX(), coordinateByteLength);
        putBigIntAsBase64UrlEncodedParam(params, Y_MEMBER_NAME, w.getAffineY(), coordinateByteLength);
        params.put(CURVE_MEMBER_NAME, getCurveName());
    }
View Full Code Here
40
41
42
43
44
45
46
47
48
        String b64d = "MIIBbjCCARKgAwIBAgIGAT0hzf2zMAwGCCqGSM49BAMCBQAwPDENMAsGA1UEBhMEbnVsbDErMCkGA1UEAxMiYXV0by1nZW5lcmF0ZWQgd3JhcHBlciBjZXJ0aWZpY2F0ZTAeFw0xMzAyMjgxNzE2MjBaFw0xNDAyMjgxNzE2MjBaMDwxDTALBgNVBAYTBG51bGwxKzApBgNVBAMTImF1dG8tZ2VuZXJhdGVkIHdyYXBwZXIgY2VydGlmaWNhdGUwWTATBgcqhkjOPQIBBggqhkjOPQMBBwNCAARwLMpLp9BHKkFoGUE25feUccsQMJQY8JlFV7DIC596FBdjvcbxvfiStEDkcA4WOZThyQnPZlrPKqc2A4QuQRDmMAwGCCqGSM49BAMCBQADSAAwRQIhAPladiFs6XVS7fqfuvC8DEY0kmaoKWuGE30AA88NsIYzAiB9gUEGxDjEiLrjgjl9ds7n+7iBDhS4C5V2MpTG2QND5A==";
        X509Util x5u = new X509Util();
        X509Certificate x509Certificate = x5u.fromBase64Der(b64d);

        PublicKey publicKey = x509Certificate.getPublicKey();
        ECPublicKey ecPublicKey = (ECPublicKey) publicKey;
        String name = EllipticCurves.getName(ecPublicKey.getParams().getCurve());
        Assert.assertEquals(EllipticCurves.P_256, name);
    }
View Full Code Here
62
63
64
65
66
67
68
69
70
71
        {
            ECGenParameterSpec ecGenParameterSpec = new ECGenParameterSpec(e.getKey());
            KeyPairGenerator kpg = KeyPairGenerator.getInstance("EC");
            kpg.initialize(ecGenParameterSpec);
            KeyPair keyPair = kpg.generateKeyPair();
            ECPublicKey ecpub = (ECPublicKey) keyPair.getPublic();
            ECParameterSpec params = ecpub.getParams();
            Assert.assertEquals(e.getValue(), EllipticCurves.getName(params.getCurve()));
        }
    }
View Full Code Here
47
48
49
50
51
52
53
54
55
    }

    public ContentEncryptionKeys manageForEncrypt(Key managementKey, ContentEncryptionKeyDescriptor cekDesc, Headers headers, byte[] cekOverride) throws JoseException
    {
        KeyValidationSupport.cekNotAllowed(cekOverride, getAlgorithmIdentifier());
        ECPublicKey receiversKey = (ECPublicKey) managementKey;
        EllipticCurveJsonWebKey ephemeralJwk = EcJwkGenerator.generateJwk(receiversKey.getParams());
        return manageForEncrypt(managementKey, cekDesc, headers, ephemeralJwk);
    }
View Full Code Here
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
            abstractOutputProcessor.createStartElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig_J, false, null);
            abstractOutputProcessor.createCharactersAndOutputAsEvent(outputProcessorChain, new Base64(76, new byte[]{'\n'}).encodeToString(j.toByteArray()));
            abstractOutputProcessor.createEndElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig_J);
            abstractOutputProcessor.createEndElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig_DSAKeyValue);
        } else if ("EC".equals(algorithm)) {
            ECPublicKey ecPublicKey = (ECPublicKey) publicKey;

            List<XMLSecAttribute> attributes = new ArrayList<XMLSecAttribute>(1);
            attributes.add(abstractOutputProcessor.createAttribute(XMLSecurityConstants.ATT_NULL_URI, "urn:oid:" + ECDSAUtils.getOIDFromPublicKey(ecPublicKey)));
            abstractOutputProcessor.createStartElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig11_ECKeyValue, true, null);
            abstractOutputProcessor.createStartElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig11_NamedCurve, false, attributes);
            abstractOutputProcessor.createEndElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig11_NamedCurve);
            abstractOutputProcessor.createStartElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig11_PublicKey, false, null);
            abstractOutputProcessor.createCharactersAndOutputAsEvent(outputProcessorChain, new Base64(76, new byte[]{'\n'}).encodeToString(ECDSAUtils.encodePoint(ecPublicKey.getW(), ecPublicKey.getParams().getCurve())));
            abstractOutputProcessor.createEndElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig11_PublicKey);
            abstractOutputProcessor.createEndElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig11_ECKeyValue);
        }

        abstractOutputProcessor.createEndElementAndOutputAsEvent(outputProcessorChain, XMLSecurityConstants.TAG_dsig_KeyValue);
View Full Code Here
66
67
68
69
70
71
72
73
74
75
76
   *
   * @param clientPublicKey
   *            the client's public key.
   */
  public ECDHClientKeyExchange(PublicKey clientPublicKey) {
    ECPublicKey publicKey = (ECPublicKey) clientPublicKey;
    ECPoint point = publicKey.getW();
    ECParameterSpec params = publicKey.getParams();
   
    pointEncoded = ECDHECryptography.encodePoint(point, params.getCurve());
  }
View Full Code Here
TOP

Related Classes of java.security.interfaces.ECPublicKey

  • ch.ethz.inf.vs.scandium.dtls.ECDHClientKeyExchange
  • com.nimbusds.jose.crypto.ECDSARoundTripTest
  • com.nimbusds.jose.jwk.ECKeyTest
  • freenet.crypt.ECDH
  • freenet.crypt.ECDSA
  • freenet.node.FNPPacketMangler
  • freenet.node.PeerNode
  • org.apache.jcp.xml.dsig.internal.dom.DOMKeyValue$EC
  • org.apache.sshd.agent.local.AgentImpl
  • org.apache.sshd.common.util.Buffer
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.