Java KeyGenerator.generateKey的19个方法代码示例
在下文中一共展示了KeyGenerator.generateKey方法的19个代码示例,这些例子默认根据受欢迎程度排序
目录
示例1: EncryptByAes
示例2: main
示例3: wrapperPublicPriviteKeyTest
示例4: initHmacSHA224Key
示例5: run
示例6: initHmacSHA384Key
示例7: wrapperBlowfishKeyTest
示例8: generateMacSha1Key
示例9: ReadWriteSkip
示例10: generateKey
示例11: generateEncryptionSecret
示例12: initHmacSHA512Key
示例13: initKey
示例14: initHmacSHAKey
示例15: initHmacMD4Key
示例16: initHmacMD5Key
示例17: runTest
示例18: runTest
示例19: s_genkeys
本文整理汇总了Java中javax.crypto.KeyGenerator.generateKey方法的典型用法代码示例。如果您正苦于以下问题:Java KeyGenerator.generateKey方法的具体用法?Java KeyGenerator.generateKey怎么用?Java KeyGenerator.generateKey使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类javax.crypto.KeyGenerator的用法示例。
在下文中一共展示了KeyGenerator.generateKey方法的19个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: EncryptByAes
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 public EncryptByAes() { try { //生成key KeyGenerator keyGenerator = KeyGenerator.getInstance( "AES" ); keyGenerator.init( 256 ); //产生秘钥 SecretKey secretKey = keyGenerator.generateKey(); //获取秘钥 byte [] keyBytes = secretKey.getEncoded(); // Logger.e("AES Key=" + Base64.encodeToString(keyBytes, Base64.URL_SAFE)); //还原秘钥 key = new SecretKeySpec(keyBytes, "AES" ); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } } |
开发者ID:zhonglikui,项目名称:cardinalsSample,代码行数:20,代码来源:EncryptByAes.java
示例2: main
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 public static void main(String[] args) throws Exception { Provider provider = Security.getProvider( "SunJCE" ); KeyGenerator kg; kg = KeyGenerator.getInstance( "SunTlsRsaPremasterSecret" , provider); try { kg.generateKey(); throw new Exception( "no exception" ); } catch (IllegalStateException e) { System.out.println( "OK: " + e); } int [] protocolVersions = { 0x0300 , 0x0301 , 0x0302 , 0x0400 }; for ( int clientVersion : protocolVersions) { for ( int serverVersion : protocolVersions) { test(kg, clientVersion, serverVersion); if (serverVersion >= clientVersion) { break ; } } } System.out.println( "Done." ); } |
开发者ID:lambdalab-mirror,项目名称:jdk8u-jdk,代码行数:27,代码来源:TestPremaster.java
示例3: wrapperPublicPriviteKeyTest
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 private void wrapperPublicPriviteKeyTest(Provider p, String[] algorithms) throws NoSuchAlgorithmException, InvalidKeyException, NoSuchPaddingException, IllegalBlockSizeException, InvalidAlgorithmParameterException { for (String algo : algorithms) { // Key pair generated System.out.println( "Generate key pair (algorithm: " + algo + ", provider: " + p.getName() + ")" ); KeyPairGenerator kpg = KeyPairGenerator.getInstance(algo); kpg.initialize( 512 ); KeyPair kp = kpg.genKeyPair(); // key generated String algoWrap = "DES" ; KeyGenerator kg = KeyGenerator.getInstance(algoWrap, p); Key key = kg.generateKey(); wrapTest(algo, algoWrap, key, kp.getPrivate(), Cipher.PRIVATE_KEY, false ); wrapTest(algo, algoWrap, key, kp.getPublic(), Cipher.PUBLIC_KEY, false ); } } |
开发者ID:lambdalab-mirror,项目名称:jdk8u-jdk,代码行数:22,代码来源:TestCipherKeyWrapperTest.java
示例4: initHmacSHA224Key
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 /** * 初始化HmacSHA224密钥 * * @return byte[] 密钥 * @throws Exception */ public static byte [] initHmacSHA224Key() throws Exception { // 初始化KeyGenerator KeyGenerator keyGenerator = KeyGenerator.getInstance( "HmacSHA224" ); // 产生秘密密钥 SecretKey secretKey = keyGenerator.generateKey(); // 获得密钥 return secretKey.getEncoded(); } |
开发者ID:guokezheng,项目名称:automat,代码行数:15,代码来源:HmacCoder.java
示例5: run
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 private void run(String keystoreType) throws Exception { char [] pw = "password" .toCharArray(); KeyStore ks = KeyStore.getInstance(keystoreType); ks.load( null , pw); KeyGenerator kg = KeyGenerator.getInstance( "AES" ); kg.init( 128 ); SecretKey key = kg.generateKey(); KeyStore.SecretKeyEntry ske = new KeyStore.SecretKeyEntry(key); KeyStore.ProtectionParameter kspp = new KeyStore.PasswordProtection(pw); ks.setEntry(ALIAS, ske, kspp); File ksFile = File.createTempFile( "test" , ".test" ); try (FileOutputStream fos = new FileOutputStream(ksFile)) { ks.store(fos, pw); fos.flush(); } // now see if we can get it back try (FileInputStream fis = new FileInputStream(ksFile)) { KeyStore ks2 = KeyStore.getInstance(keystoreType); ks2.load(fis, pw); KeyStore.Entry entry = ks2.getEntry(ALIAS, kspp); SecretKey keyIn = ((KeyStore.SecretKeyEntry)entry).getSecretKey(); if (Arrays.equals(key.getEncoded(), keyIn.getEncoded())) { System.err.println( "OK: worked just fine with " + keystoreType + " keystore" ); } else { System.err.println( "ERROR: keys are NOT equal after storing in " + keystoreType + " keystore" ); } } } |
开发者ID:lambdalab-mirror,项目名称:jdk8u-jdk,代码行数:35,代码来源:P12SecretKey.java
示例6: initHmacSHA384Key
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 /** * 初始化HmacSHA384密钥 * * @return * @throws Exception */ public static byte [] initHmacSHA384Key() throws Exception { // 初始化KeyGenerator KeyGenerator keyGenerator = KeyGenerator.getInstance( "HmacSHA384" ); // 产生秘密密钥 SecretKey secretKey = keyGenerator.generateKey(); // 获得密钥 return secretKey.getEncoded(); } |
开发者ID:babymm,项目名称:mumu,代码行数:15,代码来源:HmacCoder.java
示例7: wrapperBlowfishKeyTest
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 private void wrapperBlowfishKeyTest() throws InvalidKeyException, NoSuchAlgorithmException, NoSuchPaddingException, IllegalBlockSizeException, InvalidAlgorithmParameterException { // how many kinds of padding mode int padKinds; // Keysize should be multiple of 8 bytes. int KeyCutter = 8 ; int kSize = BLOWFISH_MIN_KEYSIZE; String algorithm = "Blowfish" ; int maxAllowKeyLength = Cipher.getMaxAllowedKeyLength(algorithm); boolean unLimitPolicy = maxAllowKeyLength == Integer.MAX_VALUE; SecretKey key = null ; while (kSize <= BLOWFISH_MAX_KEYSIZE) { for (String mode : MODEL_AR) { // PKCS5padding is meaningful only for ECB, CBC, PCBC if (mode.equalsIgnoreCase(MODEL_AR[ 0 ]) || mode.equalsIgnoreCase(MODEL_AR[ 1 ]) || mode.equalsIgnoreCase(MODEL_AR[ 2 ])) { padKinds = PADDING_AR.length; } else { padKinds = 1 ; } // Initialization KeyGenerator kg = KeyGenerator.getInstance(algorithm); for ( int k = 0 ; k < padKinds; k++) { String transformation = algorithm + "/" + mode + "/" + PADDING_AR[k]; if (NOPADDING.equals(PADDING_AR[k]) && kSize % 64 != 0 ) { out.println(transformation + " will not run if input length not multiple" + " of 8 bytes when padding is " + NOPADDING); continue ; } kg.init(kSize); key = kg.generateKey(); // only run the tests on longer key lengths if unlimited // version of JCE jurisdiction policy files are installed if (!unLimitPolicy && kSize > LINIMITED_KEYSIZE) { out.println( "keyStrength > 128 within " + algorithm + " will not run under global policy" ); } else { wrapTest(transformation, transformation, key, key, Cipher.SECRET_KEY, false ); } } } if (kSize <= LINIMITED_KEYSIZE) { KeyCutter = 8 ; } else { KeyCutter = 48 ; } kSize += KeyCutter; } } |
开发者ID:lambdalab-mirror,项目名称:jdk8u-jdk,代码行数:55,代码来源:TestCipherKeyWrapperTest.java
示例8: generateMacSha1Key
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 /** * 生成HMAC-SHA1密钥,返回字节数组,长度为160位(20字节). * HMAC-SHA1算法对密钥无特殊要求, RFC2401建议最少长度为160位(20字节). */ public static byte [] generateMacSha1Key() { try { KeyGenerator keyGenerator = KeyGenerator.getInstance(HMACSHA1); keyGenerator.init(DEFAULT_HMACSHA1_KEYSIZE); SecretKey secretKey = keyGenerator.generateKey(); return secretKey.getEncoded(); } catch (GeneralSecurityException e) { throw ExceptionUtils.unchecked(e); } } |
开发者ID:wkeyuan,项目名称:DWSurvey,代码行数:15,代码来源:CryptoUtils.java
示例9: ReadWriteSkip
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 ReadWriteSkip( int keyLength, int textLength, int AADLength) throws Exception { this .keyLength = keyLength; this .textLength = textLength; // init AAD this .AAD = Helper.generateBytes(AADLength); // init a secret Key KeyGenerator kg = KeyGenerator.getInstance(AES, PROVIDER); kg.init( this .keyLength); this .key = kg.generateKey(); this .plaintext = Helper.generateBytes(textLength); } |
开发者ID:lambdalab-mirror,项目名称:jdk8u-jdk,代码行数:16,代码来源:ReadWriteSkip.java
示例10: generateKey
1 2 3 4 5 6 7 8 9 10 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 public static byte [] generateKey( byte [] seed ) throws Exception { KeyGenerator keyGenerator = KeyGenerator.getInstance( CIPHER_ALGORITHM ); SecureRandom secureRandom = SecureRandom.getInstance( RANDOM_GENERATOR_ALGORITHM ); secureRandom.setSeed( seed ); keyGenerator.init( RANDOM_KEY_SIZE, secureRandom ); SecretKey secretKey = keyGenerator.generateKey(); return secretKey.getEncoded(); } |
开发者ID:sdrausty,项目名称:buildAPKsSamples,代码行数:10,代码来源:StringCryptor.java
示例11: generateEncryptionSecret
1 2 3 4 5 6 7 8 9 10 11 12 13 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 private static byte [] generateEncryptionSecret() { try { KeyGenerator generator = KeyGenerator.getInstance( "AES" ); generator.init( 128 ); SecretKey key = generator.generateKey(); return key.getEncoded(); } catch (NoSuchAlgorithmException ex) { Log.w( "keyutil" , ex); return null ; } } |
开发者ID:CableIM,项目名称:Cable-Android,代码行数:13,代码来源:MasterSecretUtil.java
示例12: initHmacSHA512Key
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 /** * 初始化HmacSHA512密钥 * * @return * @throws Exception */ public static byte [] initHmacSHA512Key() throws Exception { // 初始化KeyGenerator KeyGenerator keyGenerator = KeyGenerator.getInstance( "HmacSHA512" ); // 产生秘密密钥 SecretKey secretKey = keyGenerator.generateKey(); // 获得密钥 return secretKey.getEncoded(); } |
开发者ID:mumucommon,项目名称:mumu-core,代码行数:15,代码来源:HmacCoder.java
示例13: initKey
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 /** * 生成密钥 * * @param keysize * @return */ public byte [] initKey( int keysize) { KeyGenerator keyGen = null ; try { keyGen = KeyGenerator.getInstance( "AES" ); keyGen.init(keysize); //192 256 } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } SecretKey secretKey = keyGen.generateKey(); return secretKey.getEncoded(); } |
开发者ID:jopenbox,项目名称:android-lite-utils,代码行数:18,代码来源:AESUtils.java
示例14: initHmacSHAKey
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 /** * 初始化HmacSHA1密钥 * * @return * @throws Exception */ public static byte [] initHmacSHAKey() throws Exception { // 初始化KeyGenerator KeyGenerator keyGenerator = KeyGenerator.getInstance( "HMacTiger" ); // 产生秘密密钥 SecretKey secretKey = keyGenerator.generateKey(); // 获得密钥 return secretKey.getEncoded(); } |
开发者ID:guokezheng,项目名称:automat,代码行数:15,代码来源:HmacCoder.java
示例15: initHmacMD4Key
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 /** * 初始化HmacMD4密钥 * * @return byte[] 密钥 * @throws Exception */ public static byte [] initHmacMD4Key() throws Exception { // 初始化KeyGenerator KeyGenerator keyGenerator = KeyGenerator.getInstance( "HmacMD4" ); // 产生秘密密钥 SecretKey secretKey = keyGenerator.generateKey(); // 获得密钥 return secretKey.getEncoded(); } |
开发者ID:iBase4J,项目名称:iBase4J-Common,代码行数:15,代码来源:HmacCoder.java
示例16: initHmacMD5Key
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 /** * 初始化HmacMD5密钥 * * @return * @throws Exception */ public static byte [] initHmacMD5Key() throws Exception { // 初始化KeyGenerator KeyGenerator keyGenerator = KeyGenerator.getInstance( "HmacMD5" ); // 产生秘密密钥 SecretKey secretKey = keyGenerator.generateKey(); // 获得密钥 return secretKey.getEncoded(); } |
开发者ID:iBase4J,项目名称:iBase4J-Common,代码行数:15,代码来源:HmacCoder.java
示例17: runTest
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 private static void runTest(Provider p, String algo, String mo, String pad, ReadModel whichRead) throws GeneralSecurityException, IOException { // Do initialization byte [] plainText = TestUtilities.generateBytes(TEXT_LENGTH); byte [] iv = TestUtilities.generateBytes(IV_LENGTH); AlgorithmParameterSpec aps = new IvParameterSpec(iv); try { KeyGenerator kg = KeyGenerator.getInstance(algo, p); out.println(algo + "/" + mo + "/" + pad + "/" + whichRead); SecretKey key = kg.generateKey(); Cipher ci1 = Cipher.getInstance(algo + "/" + mo + "/" + pad, p); if ( "CFB72" .equalsIgnoreCase(mo) || "OFB20" .equalsIgnoreCase(mo)) { throw new RuntimeException( "NoSuchAlgorithmException not throw when mode" + " is CFB72 or OFB20" ); } Cipher ci2 = Cipher.getInstance(algo + "/" + mo + "/" + pad, p); if ( "ECB" .equalsIgnoreCase(mo)) { ci1.init(Cipher.ENCRYPT_MODE, key); ci2.init(Cipher.DECRYPT_MODE, key); } else { ci1.init(Cipher.ENCRYPT_MODE, key, aps); ci2.init(Cipher.DECRYPT_MODE, key, aps); } ByteArrayOutputStream baOutput = new ByteArrayOutputStream(); try (CipherInputStream cInput = new CipherInputStream( new ByteArrayInputStream(plainText), ci1); CipherOutputStream ciOutput = new CipherOutputStream(baOutput, ci2);) { // Read from the input and write to the output using 2 types // of buffering : byte[] and int whichRead.read(cInput, ciOutput, ci1, plainText.length); } // Verify input and output are same. if (!Arrays.equals(plainText, baOutput.toByteArray())) { throw new RuntimeException( "Test failed due to compare fail " ); } } catch (NoSuchAlgorithmException nsaEx) { if ( "CFB72" .equalsIgnoreCase(mo) || "OFB20" .equalsIgnoreCase(mo)) { out.println( "NoSuchAlgorithmException is expected for CFB72 and OFB20" ); } else { throw new RuntimeException( "Unexpected exception testing: " + algo + "/" + mo + "/" + pad + "/" + whichRead, nsaEx); } } } |
开发者ID:lambdalab-mirror,项目名称:jdk8u-jdk,代码行数:48,代码来源:CICODESFuncTest.java
示例18: runTest
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 private static void runTest(DataTuple dataTuple) throws NoSuchAlgorithmException, NoSuchProviderException, InvalidKeyException { Mac mcAlgorithm = Mac.getInstance(dataTuple.algorithm, PROVIDER_NAME); Mac mcOid = Mac.getInstance(dataTuple.oid, PROVIDER_NAME); if (mcAlgorithm == null ) { throw new RuntimeException(String.format( "Test failed: Mac using algorithm " + "string %s getInstance failed.%n" , dataTuple.algorithm)); } if (mcOid == null ) { throw new RuntimeException(String.format( "Test failed: Mac using OID %s getInstance failed.%n" , dataTuple.oid)); } if (!mcAlgorithm.getAlgorithm().equals(dataTuple.algorithm)) { throw new RuntimeException(String.format( "Test failed: Mac using algorithm string %s getInstance " + "doesn't generate expected algorithm.%n" , dataTuple.algorithm)); } KeyGenerator kg = KeyGenerator.getInstance(dataTuple.algorithm, PROVIDER_NAME); SecretKey key = kg.generateKey(); mcAlgorithm.init(key); mcAlgorithm.update(INPUT); mcOid.init(key); mcOid.update(INPUT); // Comparison if (!Arrays.equals(mcAlgorithm.doFinal(), mcOid.doFinal())) { throw new RuntimeException( "Digest comparison failed: " + "the two MACs are not the same" ); } } |
开发者ID:lambdalab-mirror,项目名称:jdk8u-jdk,代码行数:44,代码来源:TestHmacSHAOids.java
示例19: s_genkeys
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | import javax.crypto.KeyGenerator; //导入方法依赖的package包/类 /** * 通过种子生成二进制密钥 * * @param _arg * 生成私钥的种子 * @return * @throws Exception */ public static byte [] s_genkeys( String _arg ) throws Exception { KeyGenerator key_generator = KeyGenerator.getInstance( ALGORITHM ); SecureRandom secure_random = new SecureRandom( Base64.decode( _arg.getBytes() ) ); key_generator.init( secure_random ); SecretKey secret_key = key_generator.generateKey(); return secret_key.getEncoded(); } |
开发者ID:aiyoyoyo,项目名称:jeesupport,代码行数:16,代码来源:DESUtils.java
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