Example usage for org.bouncycastle.crypto.digests SHA1Digest SHA1Digest

Introduction

In this page you can find the example usage for org.bouncycastle.crypto.digests SHA1Digest SHA1Digest.

Prototype

public SHA1Digest()

Source Link

Document

Standard constructor

Usage

From source file:co.lqnt.lockbox.Cipher.java

License:Open Source License

/**
 * Construct a new bi-directional cipher.
 *///from w ww. ja v a2s.c  o m
public Cipher() {
    CodecInterface base64UriCodec = new Base64UriCodec();
    AsymmetricBlockCipher rsaCipher = new OAEPEncoding(new RSAEngine(), new SHA1Digest());
    BufferedBlockCipher aesCipher = new PaddedBufferedBlockCipher(new CBCBlockCipher(new AESEngine()),
            new PKCS7Padding());
    Digest sha1Digest = new SHA1Digest();
    SecureRandom random = new SecureRandom();

    this.encryptionCipher = new EncryptionCipher(base64UriCodec, rsaCipher, aesCipher, sha1Digest, random);
    this.decryptionCipher = new DecryptionCipher(base64UriCodec, rsaCipher, aesCipher, sha1Digest);
}

From source file:co.lqnt.lockbox.DecryptionCipher.java

License:Open Source License

/**
 * Construct a new decryption cipher./*from  w  ww.j av  a 2  s . co m*/
 */
public DecryptionCipher() {
    this.base64UriCodec = new Base64UriCodec();
    this.rsaCipher = new OAEPEncoding(new RSAEngine(), new SHA1Digest());
    this.aesCipher = new PaddedBufferedBlockCipher(new CBCBlockCipher(new AESEngine()), new PKCS7Padding());
    this.sha1Digest = new SHA1Digest();
    this.asciiCharset = Charset.forName("US-ASCII");
}

From source file:co.lqnt.lockbox.EncryptionCipher.java

License:Open Source License

/**
 * Construct a new encryption cipher./*from  ww w. j  a  va 2 s  .co  m*/
 */
public EncryptionCipher() {
    this.base64UriCodec = new Base64UriCodec();
    this.rsaCipher = new OAEPEncoding(new RSAEngine(), new SHA1Digest());
    this.aesCipher = new PaddedBufferedBlockCipher(new CBCBlockCipher(new AESEngine()), new PKCS7Padding());
    this.sha1Digest = new SHA1Digest();
    this.random = new SecureRandom();
    this.asciiCharset = Charset.forName("US-ASCII");
}

From source file:com.aqnote.shared.cryptology.cert.io.PKCSWriter.java

License:Open Source License

public static void storePKCS12File(X509Certificate[] chain, PrivateKey key, char[] pwd, OutputStream ostream)
        throws Exception {
    if (chain == null || key == null || ostream == null)
        return;//from  www. ja  va2  s .c  om

    PKCS12SafeBag[] certSafeBags = new PKCS12SafeBag[chain.length];
    for (int i = chain.length - 1; i > 0; i--) {
        PKCS12SafeBagBuilder safeBagBuilder = new JcaPKCS12SafeBagBuilder(chain[i]);
        safeBagBuilder.addBagAttribute(PKCS12SafeBag.friendlyNameAttribute,
                new DERBMPString(CertificateUtil.getSubjectCN(chain[i])));
        certSafeBags[i] = safeBagBuilder.build();
    }

    X509Certificate cert = chain[0];
    String subjectCN = CertificateUtil.getSubjectCN(cert);
    SubjectKeyIdentifier pubKeyId = new JcaX509ExtensionUtils().createSubjectKeyIdentifier(cert.getPublicKey());

    PKCS12SafeBagBuilder safeBagBuilder = new JcaPKCS12SafeBagBuilder(cert);
    safeBagBuilder.addBagAttribute(PKCS12SafeBag.friendlyNameAttribute, new DERBMPString(subjectCN));
    safeBagBuilder.addBagAttribute(PKCS12SafeBag.localKeyIdAttribute, pubKeyId);
    certSafeBags[0] = safeBagBuilder.build();

    PKCS12PfxPduBuilder pfxPduBuilder = new PKCS12PfxPduBuilder();
    // desEDE/id_aes256_CBC
    OutputEncryptor oKeyEncryptor = new JcePKCSPBEOutputEncryptorBuilder(pbeWithSHAAnd3_KeyTripleDES_CBC)
            .setProvider(JCE_PROVIDER).build(pwd);
    PKCS12SafeBagBuilder keySafeBagBuilder = new JcaPKCS12SafeBagBuilder(key, oKeyEncryptor);
    keySafeBagBuilder.addBagAttribute(PKCS12SafeBag.friendlyNameAttribute, new DERBMPString(subjectCN));
    keySafeBagBuilder.addBagAttribute(PKCS12SafeBag.localKeyIdAttribute, pubKeyId);
    pfxPduBuilder.addData(keySafeBagBuilder.build());

    OutputEncryptor oCertEncryptor = new JcePKCSPBEOutputEncryptorBuilder(pbeWithSHAAnd40BitRC2_CBC)
            .setProvider(JCE_PROVIDER).build(pwd);
    pfxPduBuilder.addEncryptedData(oCertEncryptor, certSafeBags);

    // PKCS12PfxPdu pfxPdu = pfxPduBuilder.build(new JcePKCS12MacCalculatorBuilder(idSHA1), pwd);
    BcPKCS12MacCalculatorBuilder builder = new BcPKCS12MacCalculatorBuilder(new SHA1Digest(),
            new AlgorithmIdentifier(OIWObjectIdentifiers.idSHA1, DERNull.INSTANCE));
    PKCS12PfxPdu pfxPdu = pfxPduBuilder.build(builder, pwd);

    ostream.write(pfxPdu.getEncoded(ASN1Encoding.DER));
    ostream.close();
}

From source file:com.cloudinary.MessageDigest.java

byte[] digest(byte[] bytes) {
    Digest digest = new SHA1Digest();
    byte[] resBuf = new byte[digest.getDigestSize()];

    digest.update(bytes, 0, bytes.length);
    digest.doFinal(resBuf, 0);//from  w w w  . j  ava 2  s .  com
    return resBuf;
}

From source file:com.completetrsst.crypto.Crypto.java

License:Apache License

private static byte[] _cryptIES(byte[] input, Key recipient, boolean forEncryption)
        throws InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
    IESCipher cipher = new IESCipher(new IESEngine(new ECDHBasicAgreement(),
            new KDF2BytesGenerator(new SHA1Digest()), new HMac(new SHA256Digest()),
            new PaddedBufferedBlockCipher(new CBCBlockCipher(new AESEngine()))));

    cipher.engineInit(forEncryption ? Cipher.ENCRYPT_MODE : Cipher.DECRYPT_MODE, recipient, new SecureRandom());
    return cipher.engineDoFinal(input, 0, input.length);
}

From source file:com.entertailion.android.shapeways.api.Request.java

License:Apache License

/**
 * Generate HMAC-SHA1 for message//from  w ww. j a  v  a2  s.c  o m
 * 
 * @param key
 * @param message
 * @return
 * @throws Exception
 */
private static String generateHmac(String key, String message) throws Exception {
    Log.d(LOG_TAG, "generateHmac: " + key + "=" + message);
    byte[] keyBytes = key.getBytes(ShapewaysClient.ENCODING);
    byte[] data = message.getBytes(ShapewaysClient.ENCODING);

    HMac macProvider = new HMac(new SHA1Digest());
    macProvider.init(new KeyParameter(keyBytes));
    macProvider.reset();

    macProvider.update(data, 0, data.length);
    byte[] output = new byte[macProvider.getMacSize()];
    macProvider.doFinal(output, 0);

    byte[] hmac = Base64.encode(output);
    return new String(hmac).replaceAll("\r\n", "");
}

From source file:com.github.horrorho.inflatabledonkey.crypto.PBKDF2.java

License:Open Source License

public static byte[] generate(byte[] password, byte[] salt, int iterations, int lengthBits) {
    return generate(new SHA1Digest(), password, salt, iterations, lengthBits);
}

From source file:com.github.horrorho.inflatabledonkey.dataprotection.DPAESCBCBlockIVGenerator.java

License:Open Source License

static BlockCipher cipher(byte[] fileKey) {
    Digest digest = new SHA1Digest();
    byte[] hash = new byte[digest.getDigestSize()];
    digest.reset();//from w ww. jav a 2s .  co  m
    digest.update(fileKey, 0, fileKey.length);
    digest.doFinal(hash, 0);

    AESFastEngine cipher = new AESFastEngine();
    int blockSize = cipher.getBlockSize();

    KeyParameter keyParameter = new KeyParameter(Arrays.copyOfRange(hash, 0, blockSize));
    cipher.init(true, keyParameter);

    return cipher;
}

From source file:com.github.horrorho.inflatabledonkey.file.FileDigestA.java

License:Open Source License

public FileDigestA() {
    digest = new SHA1Digest();
    digest.update(SALT, 0, SALT.length);
}