use of com.github.zhenwei.core.asn1.bc.SecretKeyData in project LinLong-Java by zhenwei1108.
the class BcFKSKeyStoreSpi method engineSetKeyEntry.
public void engineSetKeyEntry(String alias, Key key, char[] password, Certificate[] chain) throws KeyStoreException {
Date creationDate = new Date();
Date lastEditDate = creationDate;
ObjectData entry = (ObjectData) entries.get(alias);
if (entry != null) {
creationDate = extractCreationDate(entry, creationDate);
}
privateKeyCache.remove(alias);
if (key instanceof PrivateKey) {
if (chain == null) {
throw new KeyStoreException("BCFKS KeyStore requires a certificate chain for private key storage.");
}
try {
// check that the key pair and the certificate public are consistent
// TODO: new ConsistentKeyPair(chain[0].getPublicKey(), (PrivateKey)key);
byte[] encodedKey = key.getEncoded();
KeyDerivationFunc pbkdAlgId = generatePkbdAlgorithmIdentifier(PKCSObjectIdentifiers.id_PBKDF2, 256 / 8);
byte[] keyBytes = generateKey(pbkdAlgId, "PRIVATE_KEY_ENCRYPTION", ((password != null) ? password : new char[0]), 32);
EncryptedPrivateKeyInfo keyInfo;
if (storeEncryptionAlgorithm.equals(NISTObjectIdentifiers.id_aes256_CCM)) {
Cipher c = createCipher("AES/CCM/NoPadding", keyBytes);
byte[] encryptedKey = c.doFinal(encodedKey);
AlgorithmParameters algParams = c.getParameters();
PBES2Parameters pbeParams = new PBES2Parameters(pbkdAlgId, new EncryptionScheme(NISTObjectIdentifiers.id_aes256_CCM, CCMParameters.getInstance(algParams.getEncoded())));
keyInfo = new EncryptedPrivateKeyInfo(new AlgorithmIdentifier(PKCSObjectIdentifiers.id_PBES2, pbeParams), encryptedKey);
} else {
Cipher c = createCipher("AESKWP", keyBytes);
byte[] encryptedKey = c.doFinal(encodedKey);
PBES2Parameters pbeParams = new PBES2Parameters(pbkdAlgId, new EncryptionScheme(NISTObjectIdentifiers.id_aes256_wrap_pad));
keyInfo = new EncryptedPrivateKeyInfo(new AlgorithmIdentifier(PKCSObjectIdentifiers.id_PBES2, pbeParams), encryptedKey);
}
EncryptedPrivateKeyData keySeq = createPrivateKeySequence(keyInfo, chain);
entries.put(alias, new ObjectData(PRIVATE_KEY, alias, creationDate, lastEditDate, keySeq.getEncoded(), null));
} catch (Exception e) {
throw new ExtKeyStoreException("BCFKS KeyStore exception storing private key: " + e.toString(), e);
}
} else if (key instanceof SecretKey) {
if (chain != null) {
throw new KeyStoreException("BCFKS KeyStore cannot store certificate chain with secret key.");
}
try {
byte[] encodedKey = key.getEncoded();
KeyDerivationFunc pbkdAlgId = generatePkbdAlgorithmIdentifier(PKCSObjectIdentifiers.id_PBKDF2, 256 / 8);
byte[] keyBytes = generateKey(pbkdAlgId, "SECRET_KEY_ENCRYPTION", ((password != null) ? password : new char[0]), 32);
String keyAlg = Strings.toUpperCase(key.getAlgorithm());
SecretKeyData secKeyData;
if (keyAlg.indexOf("AES") > -1) {
secKeyData = new SecretKeyData(NISTObjectIdentifiers.aes, encodedKey);
} else {
ASN1ObjectIdentifier algOid = (ASN1ObjectIdentifier) oidMap.get(keyAlg);
if (algOid != null) {
secKeyData = new SecretKeyData(algOid, encodedKey);
} else {
algOid = (ASN1ObjectIdentifier) oidMap.get(keyAlg + "." + (encodedKey.length * 8));
if (algOid != null) {
secKeyData = new SecretKeyData(algOid, encodedKey);
} else {
throw new KeyStoreException("BCFKS KeyStore cannot recognize secret key (" + keyAlg + ") for storage.");
}
}
}
EncryptedSecretKeyData keyData;
if (storeEncryptionAlgorithm.equals(NISTObjectIdentifiers.id_aes256_CCM)) {
Cipher c = createCipher("AES/CCM/NoPadding", keyBytes);
byte[] encryptedKey = c.doFinal(secKeyData.getEncoded());
AlgorithmParameters algParams = c.getParameters();
PBES2Parameters pbeParams = new PBES2Parameters(pbkdAlgId, new EncryptionScheme(NISTObjectIdentifiers.id_aes256_CCM, CCMParameters.getInstance(algParams.getEncoded())));
keyData = new EncryptedSecretKeyData(new AlgorithmIdentifier(PKCSObjectIdentifiers.id_PBES2, pbeParams), encryptedKey);
} else {
Cipher c = createCipher("AESKWP", keyBytes);
byte[] encryptedKey = c.doFinal(secKeyData.getEncoded());
PBES2Parameters pbeParams = new PBES2Parameters(pbkdAlgId, new EncryptionScheme(NISTObjectIdentifiers.id_aes256_wrap_pad));
keyData = new EncryptedSecretKeyData(new AlgorithmIdentifier(PKCSObjectIdentifiers.id_PBES2, pbeParams), encryptedKey);
}
entries.put(alias, new ObjectData(SECRET_KEY, alias, creationDate, lastEditDate, keyData.getEncoded(), null));
} catch (Exception e) {
throw new ExtKeyStoreException("BCFKS KeyStore exception storing private key: " + e.toString(), e);
}
} else {
throw new KeyStoreException("BCFKS KeyStore unable to recognize key.");
}
lastModifiedDate = lastEditDate;
}
use of com.github.zhenwei.core.asn1.bc.SecretKeyData in project LinLong-Java by zhenwei1108.
the class BcFKSKeyStoreSpi method engineGetKey.
public Key engineGetKey(String alias, char[] password) throws NoSuchAlgorithmException, UnrecoverableKeyException {
ObjectData ent = (ObjectData) entries.get(alias);
if (ent != null) {
if (ent.getType().equals(PRIVATE_KEY) || ent.getType().equals(PROTECTED_PRIVATE_KEY)) {
PrivateKey cachedKey = (PrivateKey) privateKeyCache.get(alias);
if (cachedKey != null) {
return cachedKey;
}
EncryptedPrivateKeyData encPrivData = EncryptedPrivateKeyData.getInstance(ent.getData());
EncryptedPrivateKeyInfo encInfo = EncryptedPrivateKeyInfo.getInstance(encPrivData.getEncryptedPrivateKeyInfo());
try {
PrivateKeyInfo pInfo = PrivateKeyInfo.getInstance(decryptData("PRIVATE_KEY_ENCRYPTION", encInfo.getEncryptionAlgorithm(), password, encInfo.getEncryptedData()));
KeyFactory kFact = helper.createKeyFactory(getPublicKeyAlg(pInfo.getPrivateKeyAlgorithm().getAlgorithm()));
PrivateKey privateKey = kFact.generatePrivate(new PKCS8EncodedKeySpec(pInfo.getEncoded()));
// check that the key pair and the certificate public key are consistent
// TODO: new ConsistentKeyPair(engineGetCertificate(alias).getPublicKey(), privateKey);
privateKeyCache.put(alias, privateKey);
return privateKey;
} catch (Exception e) {
throw new UnrecoverableKeyException("BCFKS KeyStore unable to recover private key (" + alias + "): " + e.getMessage());
}
} else if (ent.getType().equals(SECRET_KEY) || ent.getType().equals(PROTECTED_SECRET_KEY)) {
EncryptedSecretKeyData encKeyData = EncryptedSecretKeyData.getInstance(ent.getData());
try {
SecretKeyData keyData = SecretKeyData.getInstance(decryptData("SECRET_KEY_ENCRYPTION", encKeyData.getKeyEncryptionAlgorithm(), password, encKeyData.getEncryptedKeyData()));
SecretKeyFactory kFact = helper.createSecretKeyFactory(keyData.getKeyAlgorithm().getId());
return kFact.generateSecret(new SecretKeySpec(keyData.getKeyBytes(), keyData.getKeyAlgorithm().getId()));
} catch (Exception e) {
throw new UnrecoverableKeyException("BCFKS KeyStore unable to recover secret key (" + alias + "): " + e.getMessage());
}
} else {
throw new UnrecoverableKeyException("BCFKS KeyStore unable to recover secret key (" + alias + "): type not recognized");
}
}
return null;
}
Aggregations