本文介绍了JCE Provider的代码示例。
带标签的AES密钥（持久密钥）
import com.cavium.cfm2.CFM2Exception;
import com.cavium.cfm2.LoginManager;
import com.cavium.cfm2.Util;
import com.cavium.key.CaviumKey;
import com.cavium.key.parameter.CaviumAESKeyGenParameterSpec;
import com.cavium.key.store.CaviumKeyStore;
import com.cavium.provider.CaviumProvider;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import javax.crypto.*;
import javax.crypto.spec.GCMParameterSpec;
import java.io.IOException;
import java.security.*;
import java.util.Arrays;
import java.util.Optional;
import java.util.Random;
public class AesKeyPersistWithLabel {
private static final Logger logger = LogManager.getLogger("AesKeyPersistWithLabel");
private static final String AES_KEY_LABEL = "aes_key_test";
private static final String PLAIN_TEXT = "test_example";
private static final int AES_KEY_SIZE = 256;
public static void main(String[] args) {
try {
Security.addProvider(new CaviumProvider("Cavium", 1L, "The Cavium LiquidSecurity(tm) JCA Provider"));
logger.info("**** Add Provider ****");
LoginManager lm = LoginManager.getInstance();
lm.login();
logger.info("**** Login Success ****");
// generate AESKey with label and persist key
Key key = generateAesKeyAndPersist(AES_KEY_LABEL);
Optional.ofNullable(key).orElseThrow(() -> new RuntimeException("generate key failed. "));
// get key with label
Key keyWithLabel = getKeyWithLabel(AES_KEY_LABEL);
Optional.ofNullable(keyWithLabel).orElseThrow(() -> new RuntimeException("get key failed. label: " + keyWithLabel));
// encrypt and decrypt
encDecGcm((SecretKey) keyWithLabel);
// delete key by label
boolean b = deleteKeyWithLabel(AES_KEY_LABEL);
logger.info("**** Key has been deleted? : " + b + " ****");
lm.logout();
logger.info("**** Logout ****");
} catch (IOException | CFM2Exception e) {
e.printStackTrace();
}
}
private static Key getKeyWithLabel(String label) {
logger.info("**** Get Key With Label ****");
try {
CaviumKeyStore keyStore = new CaviumKeyStore();
return keyStore.engineGetKey(label, null);
} catch (NoSuchAlgorithmException | UnrecoverableKeyException e) {
e.printStackTrace();
}
return null;
}
private static boolean deleteKeyWithLabel(String label) {
logger.info("**** Delete Key With Label ****");
try {
Key keyWithLabel = getKeyWithLabel(label);
Util.deleteKey((CaviumKey) keyWithLabel);
return true;
} catch (CFM2Exception e) {
e.printStackTrace();
}
return false;
}
private static Key generateAesKeyAndPersist(String label) {
try {
KeyGenerator kg = KeyGenerator.getInstance("AES", "Cavium");
kg.init(new CaviumAESKeyGenParameterSpec(AES_KEY_SIZE, AES_KEY_LABEL, true, true));
SecretKey secretKey = kg.generateKey();
logger.info("**** Generate Aes Key And Persist Success ****");
return secretKey;
} catch (NoSuchAlgorithmException | NoSuchProviderException | InvalidAlgorithmParameterException e) {
e.printStackTrace();
}
return null;
}
private static void encDecGcm(SecretKey k) {
try {
Cipher cp = Cipher.getInstance("AES/GCM/NoPadding", "Cavium");
byte[] iv = new byte[12];
Random r = new Random();
r.nextBytes(iv);
byte[] p = new byte[]{1};
byte[] aad = new byte[]{2};
//GCMParameterSpec specify 128-bit tag length and a 12-byte IV.
logger.info("**** Encrypt ****");
cp.init(Cipher.ENCRYPT_MODE, k, new GCMParameterSpec(128, iv));
cp.updateAAD(aad);
byte[] c = cp.doFinal(p);
logger.info("**** Decrypt ****");
byte[] newiv = cp.getIV();
cp.init(Cipher.DECRYPT_MODE, k, new GCMParameterSpec(128, newiv));
cp.updateAAD(aad);
byte[] v = cp.doFinal(c);
if (Arrays.equals(p, v)) {
logger.info("**** Encrypt And Decrypt Success ****");
} else {
logger.error("**** Encrypt And Decrypt Failed ****");
}
} catch (NoSuchAlgorithmException | NoSuchProviderException | NoSuchPaddingException | InvalidKeyException | InvalidAlgorithmParameterException | IllegalBlockSizeException | BadPaddingException e) {
e.printStackTrace();
}
}
}带有标签的RSA密钥（持久密钥）
import com.cavium.cfm2.LoginManager;
import com.cavium.cfm2.Util;
import com.cavium.key.CaviumKey;
import com.cavium.key.parameter.CaviumRSAKeyGenParameterSpec;
import com.cavium.key.store.CaviumKeyStore;
import com.cavium.provider.CaviumProvider;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;
import java.math.BigInteger;
import java.security.*;
import java.util.Arrays;
public class RsaKeyPersistWithLabel {
private static final Logger logger = LogManager.getLogger("RsaKeyPersistWithLabel");
private static final String TRANSFORMATION = "RSA/ECB/OAEPPADDING";
private static final String SIGN_ALGORITHM = "SHA256WithRSA/PSS";
private static final String PUBLIC_KEY_LABEL = "rsa_test_publickey";
private static final String PRIVATE_KEY_LABEL = "rsa_test_privatekey";
public static void main(String[] args) {
try {
Security.addProvider(new CaviumProvider("Cavium", 1L, "The Cavium LiquidSecurity(tm) JCA Provider"));
logger.info("**** Add Provider ****");
LoginManager lm = LoginManager.getInstance();
lm.login();
logger.info("**** Login Success ****");
// Generate a Rsa key.
KeyPair keyPair = generateRSAKeyPair();
PrivateKey pk = keyPair.getPrivate();
PublicKey puk = keyPair.getPublic();
if (pk == null || puk == null) {
logger.error("**** RSA Key Generate failed ****");
}
logger.info("**** RSA Key Generated ****");
// pub key encrypt
byte[] plaintext = "test".getBytes();
CaviumKeyStore keyStore = new CaviumKeyStore();
byte[] encryptResult = encrypt(TRANSFORMATION, puk, plaintext);
if (encryptResult != null) {
logger.info("**** RSA Encrypt Success ****");
} else {
logger.error("**** RSA Encrypt Failed ****");
return;
}
// get privateKey by label
Key privateKey = keyStore.engineGetKey(PRIVATE_KEY_LABEL, null);
// pri key decrypt
byte[] decryptResult = decrypt(TRANSFORMATION, privateKey, encryptResult);
if (decryptResult != null && Arrays.equals(decryptResult, plaintext)) {
logger.info("**** RSA Decrypt Success ****");
} else {
logger.error("**** RSA Decrypt Failed ****");
return;
}
// sign
byte[] signResult = sign(plaintext, (PrivateKey) privateKey, SIGN_ALGORITHM);
// verify
boolean verify = verify(plaintext, signResult, puk, SIGN_ALGORITHM);
if (verify) {
logger.info("**** Signature verified ****");
} else {
logger.error("**** Signature is invalid! ****");
}
// delete key
Util.deleteKey((CaviumKey) privateKey);
Util.deleteKey((CaviumKey) puk);
KeyStore.Entry entry = keyStore.engineGetEntry(PRIVATE_KEY_LABEL, null);
if (entry != null) {
logger.error("**** Delete Failed ****");
} else {
logger.info("**** Key Deleted ****");
}
lm.logout();
logger.info("**** Logout ****");
} catch (Exception e) {
e.printStackTrace();
}
}
public static byte[] encrypt(String transformation, Key key, byte[] plainText) {
logger.info("**** RSA Key Encrypt ****");
try {
Cipher encCipher = Cipher.getInstance(transformation, "Cavium");
encCipher.init(Cipher.ENCRYPT_MODE, key);
return encCipher.doFinal(plainText);
} catch (NoSuchAlgorithmException | NoSuchProviderException | NoSuchPaddingException | InvalidKeyException | BadPaddingException | IllegalBlockSizeException e) {
e.printStackTrace();
}
return null;
}
public static byte[] decrypt(String transformation, Key key, byte[] cipherText) {
logger.info("**** RSA Key Decrypt ****");
try {
Cipher decCipher = Cipher.getInstance(transformation, "Cavium");
decCipher.init(Cipher.DECRYPT_MODE, key);
return decCipher.doFinal(cipherText);
} catch (NoSuchAlgorithmException | NoSuchProviderException | NoSuchPaddingException | InvalidKeyException | IllegalBlockSizeException | BadPaddingException e) {
e.printStackTrace();
}
return null;
}
public static byte[] sign(byte[] message, PrivateKey key, String signingAlgorithm) {
logger.info("**** RSA Key Sign ****");
try {
Signature sig = Signature.getInstance(signingAlgorithm, "Cavium");
sig.initSign(key);
sig.update(message);
return sig.sign();
} catch (NoSuchAlgorithmException | NoSuchProviderException | InvalidKeyException | SignatureException e) {
e.printStackTrace();
}
return null;
}
public static boolean verify(byte[] message, byte[] signature, PublicKey publicKey, String signingAlgorithm) {
logger.info("**** RSA Key Verify ****");
try {
Signature sig = Signature.getInstance(signingAlgorithm, "Cavium");
sig.initVerify(publicKey);
sig.update(message);
return sig.verify(signature);
} catch (NoSuchAlgorithmException | NoSuchProviderException | InvalidKeyException | SignatureException e) {
e.printStackTrace();
}
return false;
}
private static KeyPair generateRSAKeyPair() throws
Exception {
KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA", "Cavium");
kpg.initialize(new CaviumRSAKeyGenParameterSpec(2048, new
BigInteger("65537"), PUBLIC_KEY_LABEL, PRIVATE_KEY_LABEL, true, true));
return kpg.generateKeyPair();
}
}使用SecureRandom生成随机数
import com.cavium.cfm2.CFM2Exception;
import com.cavium.cfm2.LoginManager;
import com.cavium.provider.CaviumProvider;
import com.sun.org.apache.xerces.internal.impl.dv.util.HexBin;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import java.io.IOException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.SecureRandom;
import java.security.Security;
import java.util.Arrays;
public class SecureRandomGenerateSeed {
private static final Logger logger = LogManager.getLogger("TestSecureRandom");
public static void main(String[] args) throws NoSuchProviderException, NoSuchAlgorithmException, IOException, CFM2Exception {
Security.addProvider(new CaviumProvider("Cavium", 1L, "The Cavium LiquidSecurity(tm) JCA Provider"));
logger.info("**** Add Provider ****");
LoginManager lm = LoginManager.getInstance();
lm.login();
logger.info("**** Login Success ****");
SecureRandom random = SecureRandom.getInstance("AES-CTR-DRBG", "Cavium");
try {
generateRandomNumberByNextBytes(random);
generateRandomNumberByGenerateSeed(random);
logger.info("**** AES-CTR-DRBG by Cavium generateSeed with 16 bytes ****");
} catch (Exception e) {
logger.error("**** Failed ****");
e.printStackTrace();
}
}
public static void generateRandomNumberByNextBytes(SecureRandom random) {
logger.info("**** Generate Random Number With SecureRandom.nextBytes() ****");
byte[] bytes = new byte[16];
random.nextBytes(bytes);
System.out.println("nextBytes: " + Arrays.toString(bytes));
System.out.println("HexString: " + HexBin.encode(bytes));
}
public static void generateRandomNumberByGenerateSeed(SecureRandom random) {
logger.info("**** Generate Random Number With SecureRandom.generateSeed() ****");
byte[] seed = random.generateSeed(16);
System.out.println("generateSeed: " + Arrays.toString(seed));
System.out.println("HexString: " + HexBin.encode(seed));
}
}编译并运行示例代码
运行下面的命令导出一个库。 请确保您把 LD_LIBRARY_PATH 改为您的库。
export LD_LIBRARY_PATH=/opt/hsm/lib/:$LD_LIBRARY_PATH运行以下命令来编译代码：
javac -classpath .:/opt/hsm/java/* AesKeyPersistWithLabel.java如果编译成功，类文件 AesKeyPersistWithLabel.class 会被创建。
运行以下命令来运行示例代码：
java -classpath .:/opt/hsm/java/* AesKeyPersistWithLabel文档内容是否对您有帮助？