java.security.spec.AlgorithmParameterSpec Java Examples
The following examples show how to use
java.security.spec.AlgorithmParameterSpec.
You can vote up the ones you like or vote down the ones you don't like,
and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: DES.java From jeesuite-libs with Apache License 2.0 | 6 votes |
/** * DES算法,加密 * * @param data 待加密字符串 * @param key 加密私钥,长度不能够小于8位 * @return 加密后的字节数组,一般结合Base64编码使用 * @throws InvalidAlgorithmParameterException * @throws Exception */ public static String encrypt(String key,String data) { if(data == null) return null; try{ DESKeySpec dks = new DESKeySpec(key.getBytes()); SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES"); //key的长度不能够小于8位字节 Key secretKey = keyFactory.generateSecret(dks); Cipher cipher = Cipher.getInstance(ALGORITHM_DES); AlgorithmParameterSpec paramSpec = new IvParameterSpec(IV_PARAMS_BYTES);; cipher.init(Cipher.ENCRYPT_MODE, secretKey,paramSpec); byte[] bytes = cipher.doFinal(data.getBytes()); return byte2hex(bytes); }catch(Exception e){ throw new RuntimeException(e); } }
Example #2
Source File: DSAParameterGenerator.java From hottub with GNU General Public License v2.0 | 6 votes |
/** * Initializes this parameter generator with a set of * algorithm-specific parameter generation values. * * @param genParamSpec the set of algorithm-specific parameter generation values * @param random the source of randomness * * @exception InvalidAlgorithmParameterException if the given parameter * generation values are inappropriate for this parameter generator */ protected void engineInit(AlgorithmParameterSpec genParamSpec, SecureRandom random) throws InvalidAlgorithmParameterException { if (!(genParamSpec instanceof DSAGenParameterSpec)) { throw new InvalidAlgorithmParameterException("Invalid parameter"); } DSAGenParameterSpec dsaGenParams = (DSAGenParameterSpec) genParamSpec; int primePLen = dsaGenParams.getPrimePLength(); if (primePLen > 2048) { throw new InvalidParameterException ("No support for prime size " + primePLen); } // directly initialize using the already validated values this.valueL = primePLen; this.valueN = dsaGenParams.getSubprimeQLength(); this.seedLen = dsaGenParams.getSeedLength(); this.random = random; }
Example #3
Source File: P11TlsKeyMaterialGenerator.java From hottub with GNU General Public License v2.0 | 6 votes |
protected void engineInit(AlgorithmParameterSpec params, SecureRandom random) throws InvalidAlgorithmParameterException { if (params instanceof TlsKeyMaterialParameterSpec == false) { throw new InvalidAlgorithmParameterException(MSG); } this.spec = (TlsKeyMaterialParameterSpec)params; try { p11Key = P11SecretKeyFactory.convertKey (token, spec.getMasterSecret(), "TlsMasterSecret"); } catch (InvalidKeyException e) { throw new InvalidAlgorithmParameterException("init() failed", e); } version = (spec.getMajorVersion() << 8) | spec.getMinorVersion(); if ((version < 0x0300) && (version > 0x0302)) { throw new InvalidAlgorithmParameterException ("Only SSL 3.0, TLS 1.0, and TLS 1.1 are supported"); } // we assume the token supports both the CKM_SSL3_* and the CKM_TLS_* // mechanisms }
Example #4
Source File: OAEPParameterSpec.java From hottub with GNU General Public License v2.0 | 6 votes |
/** * Constructs a parameter set for OAEP padding as defined in * the PKCS #1 standard using the specified message digest * algorithm <code>mdName</code>, mask generation function * algorithm <code>mgfName</code>, parameters for the mask * generation function <code>mgfSpec</code>, and source of * the encoding input P <code>pSrc</code>. * * @param mdName the algorithm name for the message digest. * @param mgfName the algorithm name for the mask generation * function. * @param mgfSpec the parameters for the mask generation function. * If null is specified, null will be returned by getMGFParameters(). * @param pSrc the source of the encoding input P. * @exception NullPointerException if <code>mdName</code>, * <code>mgfName</code>, or <code>pSrc</code> is null. */ public OAEPParameterSpec(String mdName, String mgfName, AlgorithmParameterSpec mgfSpec, PSource pSrc) { if (mdName == null) { throw new NullPointerException("digest algorithm is null"); } if (mgfName == null) { throw new NullPointerException("mask generation function " + "algorithm is null"); } if (pSrc == null) { throw new NullPointerException("source of the encoding input " + "is null"); } this.mdName = mdName; this.mgfName = mgfName; this.mgfSpec = mgfSpec; this.pSrc = pSrc; }
Example #5
Source File: JCEECDHKeyAgreement.java From BiglyBT with GNU General Public License v2.0 | 6 votes |
@Override protected void engineInit( Key key, AlgorithmParameterSpec params, SecureRandom random) throws InvalidKeyException, InvalidAlgorithmParameterException { if (!(key instanceof ECPrivateKey)) { throw new InvalidKeyException("ECKeyAgreement requires ECPrivateKey for initialisation"); } privKey = ECUtil.generatePrivateKeyParameter((PrivateKey)key); agreement.init(privKey); }
Example #6
Source File: CipherSpi.java From ripple-lib-java with ISC License | 6 votes |
protected void engineInit( int opmode, Key key, AlgorithmParameters params, SecureRandom random) throws InvalidKeyException, InvalidAlgorithmParameterException { AlgorithmParameterSpec paramSpec = null; if (params != null) { try { paramSpec = params.getParameterSpec(OAEPParameterSpec.class); } catch (InvalidParameterSpecException e) { throw new InvalidAlgorithmParameterException("cannot recognise parameters: " + e.toString(), e); } } engineParams = params; engineInit(opmode, key, paramSpec, random); }
Example #7
Source File: DSAParameterGenerator.java From jdk8u60 with GNU General Public License v2.0 | 6 votes |
/** * Initializes this parameter generator with a set of * algorithm-specific parameter generation values. * * @param genParamSpec the set of algorithm-specific parameter generation values * @param random the source of randomness * * @exception InvalidAlgorithmParameterException if the given parameter * generation values are inappropriate for this parameter generator */ protected void engineInit(AlgorithmParameterSpec genParamSpec, SecureRandom random) throws InvalidAlgorithmParameterException { if (!(genParamSpec instanceof DSAGenParameterSpec)) { throw new InvalidAlgorithmParameterException("Invalid parameter"); } DSAGenParameterSpec dsaGenParams = (DSAGenParameterSpec) genParamSpec; int primePLen = dsaGenParams.getPrimePLength(); if (primePLen > 2048) { throw new InvalidParameterException ("No support for prime size " + primePLen); } // directly initialize using the already validated values this.valueL = primePLen; this.valueN = dsaGenParams.getSubprimeQLength(); this.seedLen = dsaGenParams.getSeedLength(); this.random = random; }
Example #8
Source File: DSAParameters.java From hottub with GNU General Public License v2.0 | 6 votes |
protected <T extends AlgorithmParameterSpec> T engineGetParameterSpec(Class<T> paramSpec) throws InvalidParameterSpecException { try { Class<?> dsaParamSpec = Class.forName ("java.security.spec.DSAParameterSpec"); if (dsaParamSpec.isAssignableFrom(paramSpec)) { return paramSpec.cast( new DSAParameterSpec(this.p, this.q, this.g)); } else { throw new InvalidParameterSpecException ("Inappropriate parameter Specification"); } } catch (ClassNotFoundException e) { throw new InvalidParameterSpecException ("Unsupported parameter specification: " + e.getMessage()); } }
Example #9
Source File: RSAKeyPairGenerator.java From dragonwell8_jdk with GNU General Public License v2.0 | 5 votes |
public void initialize(AlgorithmParameterSpec params, SecureRandom random) throws InvalidAlgorithmParameterException { if (params instanceof RSAKeyGenParameterSpec == false) { throw new InvalidAlgorithmParameterException ("Params must be instance of RSAKeyGenParameterSpec"); } RSAKeyGenParameterSpec rsaSpec = (RSAKeyGenParameterSpec)params; int tmpKeySize = rsaSpec.getKeysize(); BigInteger tmpPublicExponent = rsaSpec.getPublicExponent(); if (tmpPublicExponent == null) { tmpPublicExponent = RSAKeyGenParameterSpec.F4; } else { if (tmpPublicExponent.compareTo(RSAKeyGenParameterSpec.F0) < 0) { throw new InvalidAlgorithmParameterException ("Public exponent must be 3 or larger"); } if (tmpPublicExponent.bitLength() > tmpKeySize) { throw new InvalidAlgorithmParameterException ("Public exponent must be smaller than key size"); } } // do not allow unreasonably large key sizes, probably user error try { RSAKeyFactory.checkKeyLengths(tmpKeySize, tmpPublicExponent, 512, 64 * 1024); } catch (InvalidKeyException e) { throw new InvalidAlgorithmParameterException( "Invalid key sizes", e); } this.keySize = tmpKeySize; this.publicExponent = tmpPublicExponent; this.random = random; }
Example #10
Source File: ConnectionManagerImpl.java From TorrentEngine with GNU General Public License v3.0 | 5 votes |
public TransportCipher createTransportCipher(String algorithm, int mode, SecretKeySpec key_spec, AlgorithmParameterSpec params) throws TransportException { try { controller.networkmanager.TransportCipher cipher = new controller.networkmanager.TransportCipher(algorithm, mode, key_spec, params); return new TransportCipherImpl(cipher); } catch (Exception e) { throw new TransportException(e); } }
Example #11
Source File: EncryptedHlsChannel.java From xdm with GNU General Public License v2.0 | 5 votes |
private InputStream getCypherStream(InputStream in, byte[] key, byte[] iv) throws Exception { Cipher cipher; cipher = Cipher.getInstance("AES/CBC/PKCS5Padding"); Key cipherKey = new SecretKeySpec(key, "AES"); AlgorithmParameterSpec cipherIV = new IvParameterSpec(iv); cipher.init(Cipher.DECRYPT_MODE, cipherKey, cipherIV); return new CipherInputStream(in, cipher); }
Example #12
Source File: PBES2Parameters.java From jdk8u_jdk with GNU General Public License v2.0 | 5 votes |
protected void engineInit(AlgorithmParameterSpec paramSpec) throws InvalidParameterSpecException { if (!(paramSpec instanceof PBEParameterSpec)) { throw new InvalidParameterSpecException ("Inappropriate parameter specification"); } this.salt = ((PBEParameterSpec)paramSpec).getSalt().clone(); this.iCount = ((PBEParameterSpec)paramSpec).getIterationCount(); this.cipherParam = ((PBEParameterSpec)paramSpec).getParameterSpec(); }
Example #13
Source File: OAEPParameterSpecTest.java From j2objc with Apache License 2.0 | 5 votes |
/** * getDigestAlgorithm() method testing. */ public void testGetDigestAlgorithm() { String mdName = "SHA-1"; String mgfName = "MGF1"; AlgorithmParameterSpec mgfSpec = MGF1ParameterSpec.SHA1; PSource pSrc = PSource.PSpecified.DEFAULT; OAEPParameterSpec ps = new OAEPParameterSpec(mdName, mgfName, mgfSpec, pSrc); assertTrue("The returned value does not equal to the " + "value specified in the constructor.", ps.getDigestAlgorithm().equals(mdName)); }
Example #14
Source File: SignatureDSA.java From TencentKona-8 with GNU General Public License v2.0 | 5 votes |
/** * @inheritDoc */ protected void engineSetParameter(AlgorithmParameterSpec params) throws XMLSignatureException { try { this.signatureAlgorithm.setParameter(params); } catch (InvalidAlgorithmParameterException ex) { throw new XMLSignatureException("empty", ex); } }
Example #15
Source File: AbstractDOMSignatureMethod.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 5 votes |
@Override public int hashCode() { int result = 17; result = 31 * result + getAlgorithm().hashCode(); AlgorithmParameterSpec spec = getParameterSpec(); if (spec != null) { result = 31 * result + spec.hashCode(); } return result; }
Example #16
Source File: ECKeyPairGenerator.java From jdk8u_jdk with GNU General Public License v2.0 | 5 votes |
@Override public void initialize(AlgorithmParameterSpec params, SecureRandom random) throws InvalidAlgorithmParameterException { ECParameterSpec ecSpec = null; if (params instanceof ECParameterSpec) { ECParameterSpec ecParams = (ECParameterSpec) params; ecSpec = ECUtil.getECParameterSpec(null, ecParams); if (ecSpec == null) { throw new InvalidAlgorithmParameterException( "Unsupported curve: " + params); } } else if (params instanceof ECGenParameterSpec) { String name = ((ECGenParameterSpec) params).getName(); ecSpec = ECUtil.getECParameterSpec(null, name); if (ecSpec == null) { throw new InvalidAlgorithmParameterException( "Unknown curve name: " + name); } } else { throw new InvalidAlgorithmParameterException( "ECParameterSpec or ECGenParameterSpec required for EC"); } // Not all known curves are supported by the native implementation ensureCurveIsSupported(ecSpec); this.params = ecSpec; this.keySize = ecSpec.getCurve().getField().getFieldSize(); this.random = random; }
Example #17
Source File: JDKAlgorithmParameterGenerator.java From TorrentEngine with GNU General Public License v3.0 | 5 votes |
protected void engineInit( AlgorithmParameterSpec genParamSpec, SecureRandom random) throws InvalidAlgorithmParameterException { throw new InvalidAlgorithmParameterException("No supported AlgorithmParameterSpec for DES parameter generation."); }
Example #18
Source File: Signature.java From jdk8u_jdk with GNU General Public License v2.0 | 5 votes |
@Override public void initVerify(Signature s, PublicKey publicKey, AlgorithmParameterSpec params) throws InvalidKeyException, InvalidAlgorithmParameterException { s.initVerify(publicKey, params); }
Example #19
Source File: SSLCipher.java From Bytecoder with Apache License 2.0 | 5 votes |
GcmReadCipher(Authenticator authenticator, ProtocolVersion protocolVersion, SSLCipher sslCipher, String algorithm, Key key, AlgorithmParameterSpec params, SecureRandom random) throws GeneralSecurityException { super(authenticator, protocolVersion); this.cipher = Cipher.getInstance(algorithm); this.tagSize = sslCipher.tagSize; this.key = key; this.fixedIv = ((IvParameterSpec)params).getIV(); this.recordIvSize = sslCipher.ivSize - sslCipher.fixedIvSize; this.random = random; // DON'T initialize the cipher for AEAD! }
Example #20
Source File: DOMDigestMethod.java From jdk8u_jdk with GNU General Public License v2.0 | 5 votes |
/** * Creates a <code>DOMDigestMethod</code>. * * @param params the algorithm-specific params (may be <code>null</code>) * @throws InvalidAlgorithmParameterException if the parameters are not * appropriate for this digest method */ DOMDigestMethod(AlgorithmParameterSpec params) throws InvalidAlgorithmParameterException { if (params != null && !(params instanceof DigestMethodParameterSpec)) { throw new InvalidAlgorithmParameterException ("params must be of type DigestMethodParameterSpec"); } checkParams((DigestMethodParameterSpec)params); this.params = (DigestMethodParameterSpec)params; }
Example #21
Source File: SignatureDSA.java From openjdk-8 with GNU General Public License v2.0 | 5 votes |
/** * @inheritDoc */ protected void engineSetParameter(AlgorithmParameterSpec params) throws XMLSignatureException { try { this.signatureAlgorithm.setParameter(params); } catch (InvalidAlgorithmParameterException ex) { throw new XMLSignatureException("empty", ex); } }
Example #22
Source File: OAEPParameters.java From Bytecoder with Apache License 2.0 | 5 votes |
protected void engineInit(AlgorithmParameterSpec paramSpec) throws InvalidParameterSpecException { if (!(paramSpec instanceof OAEPParameterSpec)) { throw new InvalidParameterSpecException ("Inappropriate parameter specification"); } OAEPParameterSpec spec = (OAEPParameterSpec) paramSpec; mdName = spec.getDigestAlgorithm(); String mgfName = spec.getMGFAlgorithm(); if (!mgfName.equalsIgnoreCase("MGF1")) { throw new InvalidParameterSpecException("Unsupported mgf " + mgfName + "; MGF1 only"); } AlgorithmParameterSpec mgfSpec = spec.getMGFParameters(); if (!(mgfSpec instanceof MGF1ParameterSpec)) { throw new InvalidParameterSpecException("Inappropriate mgf " + "parameters; non-null MGF1ParameterSpec only"); } this.mgfSpec = (MGF1ParameterSpec) mgfSpec; PSource pSrc = spec.getPSource(); if (pSrc.getAlgorithm().equals("PSpecified")) { p = ((PSource.PSpecified) pSrc).getValue(); } else { throw new InvalidParameterSpecException("Unsupported pSource " + pSrc.getAlgorithm() + "; PSpecified only"); } }
Example #23
Source File: PBEParameters.java From openjdk-8 with GNU General Public License v2.0 | 5 votes |
protected void engineInit(AlgorithmParameterSpec paramSpec) throws InvalidParameterSpecException { if (!(paramSpec instanceof PBEParameterSpec)) { throw new InvalidParameterSpecException ("Inappropriate parameter specification"); } this.salt = ((PBEParameterSpec)paramSpec).getSalt().clone(); this.iCount = ((PBEParameterSpec)paramSpec).getIterationCount(); this.cipherParam = ((PBEParameterSpec)paramSpec).getParameterSpec(); }
Example #24
Source File: PBEPBKDF2.java From RipplePower with Apache License 2.0 | 5 votes |
protected void engineInit( AlgorithmParameterSpec paramSpec) throws InvalidParameterSpecException { if (!(paramSpec instanceof PBEParameterSpec)) { throw new InvalidParameterSpecException("PBEParameterSpec required to initialise a PBKDF2 PBE parameters algorithm parameters object"); } PBEParameterSpec pbeSpec = (PBEParameterSpec)paramSpec; this.params = new PBKDF2Params(pbeSpec.getSalt(), pbeSpec.getIterationCount()); }
Example #25
Source File: DOMExcC14NMethod.java From openjdk-8 with GNU General Public License v2.0 | 5 votes |
public void marshalParams(XMLStructure parent, XMLCryptoContext context) throws MarshalException { super.marshalParams(parent, context); AlgorithmParameterSpec spec = getParameterSpec(); if (spec == null) { return; } String prefix = DOMUtils.getNSPrefix(context, CanonicalizationMethod.EXCLUSIVE); Element eElem = DOMUtils.createElement(ownerDoc, "InclusiveNamespaces", CanonicalizationMethod.EXCLUSIVE, prefix); if (prefix == null || prefix.length() == 0) { eElem.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns", CanonicalizationMethod.EXCLUSIVE); } else { eElem.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:" + prefix, CanonicalizationMethod.EXCLUSIVE); } ExcC14NParameterSpec params = (ExcC14NParameterSpec)spec; StringBuffer prefixListAttr = new StringBuffer(""); @SuppressWarnings("unchecked") List<String> prefixList = params.getPrefixList(); for (int i = 0, size = prefixList.size(); i < size; i++) { prefixListAttr.append(prefixList.get(i)); if (i < size - 1) { prefixListAttr.append(" "); } } DOMUtils.setAttribute(eElem, "PrefixList", prefixListAttr.toString()); this.inclusiveNamespaces = prefixListAttr.toString(); transformElem.appendChild(eElem); }
Example #26
Source File: CICOSkipTest.java From TencentKona-8 with GNU General Public License v2.0 | 5 votes |
private void initCiphers(String algo, SecretKey key, AlgorithmParameterSpec aps) throws NoSuchAlgorithmException, NoSuchPaddingException, InvalidKeyException, InvalidAlgorithmParameterException { Provider provider = Security.getProvider("SunJCE"); if (provider == null) { throw new RuntimeException("SunJCE provider does not exist."); } Cipher ci1 = Cipher.getInstance(algo, provider); ci1.init(Cipher.ENCRYPT_MODE, key, aps); pair[0] = ci1; Cipher ci2 = Cipher.getInstance(algo, provider); ci2.init(Cipher.DECRYPT_MODE, key, aps); pair[1] = ci2; }
Example #27
Source File: DOMTransform.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 5 votes |
@Override public int hashCode() { int result = 17; result = 31 * result + getAlgorithm().hashCode(); AlgorithmParameterSpec spec = getParameterSpec(); if (spec != null) { result = 31 * result + spec.hashCode(); } return result; }
Example #28
Source File: P11ECDHKeyAgreement.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 5 votes |
protected void engineInit(Key key, AlgorithmParameterSpec params, SecureRandom random) throws InvalidKeyException, InvalidAlgorithmParameterException { if (params != null) { throw new InvalidAlgorithmParameterException ("Parameters not supported"); } engineInit(key, random); }
Example #29
Source File: DOMDigestMethod.java From jdk8u-jdk with GNU General Public License v2.0 | 4 votes |
SHA512(AlgorithmParameterSpec params) throws InvalidAlgorithmParameterException { super(params); }
Example #30
Source File: SecKFTranslateTest.java From openjdk-jdk9 with GNU General Public License v2.0 | 4 votes |
abstract SecretKey intSecurityKey(AlgorithmParameterSpec[] spec) throws InvalidKeyException, InvalidKeySpecException;