Examples of java.security.spec.ECPublicKeySpec

java.security.spec.ECPublicKeySpec
This immutable class specifies an elliptic curve public key with its associated parameters. @see KeySpec @see ECPoint @see ECParameterSpec @author Valerie Peng @version 1.4, 11/17/05 @since 1.5

      
      try {
        point = ECDHECryptography.decodePoint(pointEncoded, params.getCurve());


        KeyFactory keyFactory = KeyFactory.getInstance(KEYPAIR_GENERATOR_INSTANCE);
        publicKey = (ECPublicKey) keyFactory.generatePublic(new ECPublicKeySpec(point, params));
      } catch (Exception e) {
        LOGGER.severe("Could not reconstruct the server's ephemeral public key.");
        e.printStackTrace();
      }

View Full Code Here

      // extract public key
      ECParameterSpec params = publicKey.getParams();
      ECPoint point = decodePoint(encodedPoint, params.getCurve());


      KeyFactory keyFactory = KeyFactory.getInstance(KEYPAIR_GENERATOR_INSTANCE);
      ECPublicKeySpec keySpec = new ECPublicKeySpec(point, params);
      PublicKey peerPublicKey = keyFactory.generatePublic(keySpec);


      secretKey = getSecret(peerPublicKey);


    } catch (Exception e) {

View Full Code Here

            }
/*
                ecPoint = sun.security.ec.ECParameters.decodePoint(
                    Base64.decode(curElem), ecParams.getCurve());
*/
            ECPublicKeySpec spec = new ECPublicKeySpec(ecPoint, ecParams);
            return generatePublicKey(eckf, spec);
        }

View Full Code Here

          keyFab.generatePrivate(ecPrivSpec);


          ECPublicKey ecPubKey = (ECPublicKey) ecKeyPair.getPublic();
          tmp = ecPubKey.getEncoded(); // dont modify tmp now - is used below
          keyFab.generatePublic(new X509EncodedKeySpec(tmp));
          ECPublicKeySpec ecPubSpec = new ECPublicKeySpec(ecPubKey.getW(),
              ecPubKey.getParams());
          keyFab.generatePublic(ecPubSpec);


          Signature ecdsa = Signature.getInstance(ecdsas[s], gooProv);
          ecdsa.initSign(ecPrivKey);

View Full Code Here

      } catch (Exception e) {
        throw new InvalidKeySpecException("Invalid key encoding", e);
      }
    }
    if (keySpec instanceof ECPublicKeySpec) {
      ECPublicKeySpec spec = (ECPublicKeySpec) keySpec;
      return new EcPublicKeyImpl(spec.getW(), spec.getParams());
    }
    throw new IllegalArgumentException("Type of KeySpec is not supported");
  }

View Full Code Here

      throw new NoSuchAlgorithmException("Couldn't get EC parameter spec for curve " + crv);
    }


    ECPoint w = new ECPoint(x.decodeToBigInteger(), y.decodeToBigInteger());


    ECPublicKeySpec publicKeySpec = new ECPublicKeySpec(w, spec);


    KeyFactory keyFactory = getECKeyFactory();


    return (ECPublicKey)keyFactory.generatePublic(publicKeySpec);
  }

View Full Code Here

      throw new NoSuchAlgorithmException("Couldn't get EC parameter spec for curve " + crv);
    }


    ECPoint w = new ECPoint(x.decodeToBigInteger(), y.decodeToBigInteger());


    ECPublicKeySpec publicKeySpec = new ECPublicKeySpec(w, spec);


    KeyFactory keyFactory = getECKeyFactory();


    return (ECPublicKey)keyFactory.generatePublic(publicKeySpec);
  }

View Full Code Here

0 1 2 3

TOP

Related Classes of java.security.spec.ECPublicKeySpec

ch.ethz.inf.vs.scandium.dtls.ECDHECryptography

ch.ethz.inf.vs.scandium.dtls.ECDHServerKeyExchange

com.nimbusds.jose.jwk.ECKey

org.apache.cxf.rs.security.oauth2.utils.crypto.CryptoUtils

org.apache.harmony.security.tests.java.security.spec.ECPublicKeySpec_ImplTest

org.apache.jcp.xml.dsig.internal.dom.DOMKeyValue$EC

org.apache.sshd.common.kex.ECDH

org.apache.sshd.common.util.Buffer

org.bouncycastle.jce.provider.test.ECDSA5Test

org.ejbca.util.CertTools

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.