Java KeyGenerator.generateKey的19个方法代码示例

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

注：本文中的javax.crypto.KeyGenerator.generateKey方法示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。