Examples with BadPaddingException javax.crypto.BadPaddingException used on opensource projects

Example 1 with BadPaddingException

use of javax.crypto.BadPaddingException in project Signal-Android by WhisperSystems.

the class DecryptingPartInputStream method readFinal.

private int readFinal(byte[] buffer, int offset, int length) throws IOException {
    try {
        int flourish = cipher.doFinal(buffer, offset);
        //mac.update(buffer, offset, flourish);
        byte[] ourMac = mac.doFinal();
        byte[] theirMac = new byte[mac.getMacLength()];
        readFully(theirMac);
        if (!Arrays.equals(ourMac, theirMac))
            throw new IOException("MAC doesn't match! Potential tampering?");
        done = true;
        return flourish;
    } catch (IllegalBlockSizeException e) {
        Log.w(TAG, e);
        throw new IOException("Illegal block size exception!");
    } catch (ShortBufferException e) {
        Log.w(TAG, e);
        throw new IOException("Short buffer exception!");
    } catch (BadPaddingException e) {
        Log.w(TAG, e);
        throw new IOException("Bad padding exception!");
    }
}

Example 2 with BadPaddingException

use of javax.crypto.BadPaddingException in project remusic by aa112901.

the class AESTools method encrpty.

public static String encrpty(String paramString) {
    MessageDigest messageDigest = null;
    try {
        messageDigest = MessageDigest.getInstance("MD5");
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    messageDigest.update(INPUT.getBytes());
    byte[] stringBytes = messageDigest.digest();
    StringBuilder stringBuilder = new StringBuilder(stringBytes.length * 2);
    for (int i = 0; i < stringBytes.length; i++) {
        stringBuilder.append(CHARS[((stringBytes[i] & 0xF0) >>> 4)]);
        stringBuilder.append(CHARS[(stringBytes[i] & 0xF)]);
    }
    String str = stringBuilder.toString();
    SecretKeySpec localSecretKeySpec = new SecretKeySpec(str.substring(str.length() / 2).getBytes(), "AES");
    Cipher localCipher;
    try {
        localCipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
        localCipher.init(1, localSecretKeySpec, new IvParameterSpec(IV.getBytes()));
        return URLEncoder.encode(new String(BytesHandler.getChars(localCipher.doFinal(paramString.getBytes()))), "utf-8");
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    } catch (NoSuchPaddingException e) {
        e.printStackTrace();
    } catch (InvalidKeyException e) {
        e.printStackTrace();
    } catch (InvalidAlgorithmParameterException e) {
        e.printStackTrace();
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (IllegalBlockSizeException e) {
        e.printStackTrace();
    } catch (BadPaddingException e) {
        e.printStackTrace();
    }
    return "";
}

Example 3 with BadPaddingException

use of javax.crypto.BadPaddingException in project android_frameworks_base by ResurrectionRemix.

the class AndroidKeyStoreCipherSpiBase method engineWrap.

@Override
protected final byte[] engineWrap(Key key) throws IllegalBlockSizeException, InvalidKeyException {
    if (mKey == null) {
        throw new IllegalStateException("Not initilized");
    }
    if (!isEncrypting()) {
        throw new IllegalStateException("Cipher must be initialized in Cipher.WRAP_MODE to wrap keys");
    }
    if (key == null) {
        throw new NullPointerException("key == null");
    }
    byte[] encoded = null;
    if (key instanceof SecretKey) {
        if ("RAW".equalsIgnoreCase(key.getFormat())) {
            encoded = key.getEncoded();
        }
        if (encoded == null) {
            try {
                SecretKeyFactory keyFactory = SecretKeyFactory.getInstance(key.getAlgorithm());
                SecretKeySpec spec = (SecretKeySpec) keyFactory.getKeySpec((SecretKey) key, SecretKeySpec.class);
                encoded = spec.getEncoded();
            } catch (NoSuchAlgorithmException | InvalidKeySpecException e) {
                throw new InvalidKeyException("Failed to wrap key because it does not export its key material", e);
            }
        }
    } else if (key instanceof PrivateKey) {
        if ("PKCS8".equalsIgnoreCase(key.getFormat())) {
            encoded = key.getEncoded();
        }
        if (encoded == null) {
            try {
                KeyFactory keyFactory = KeyFactory.getInstance(key.getAlgorithm());
                PKCS8EncodedKeySpec spec = keyFactory.getKeySpec(key, PKCS8EncodedKeySpec.class);
                encoded = spec.getEncoded();
            } catch (NoSuchAlgorithmException | InvalidKeySpecException e) {
                throw new InvalidKeyException("Failed to wrap key because it does not export its key material", e);
            }
        }
    } else if (key instanceof PublicKey) {
        if ("X.509".equalsIgnoreCase(key.getFormat())) {
            encoded = key.getEncoded();
        }
        if (encoded == null) {
            try {
                KeyFactory keyFactory = KeyFactory.getInstance(key.getAlgorithm());
                X509EncodedKeySpec spec = keyFactory.getKeySpec(key, X509EncodedKeySpec.class);
                encoded = spec.getEncoded();
            } catch (NoSuchAlgorithmException | InvalidKeySpecException e) {
                throw new InvalidKeyException("Failed to wrap key because it does not export its key material", e);
            }
        }
    } else {
        throw new InvalidKeyException("Unsupported key type: " + key.getClass().getName());
    }
    if (encoded == null) {
        throw new InvalidKeyException("Failed to wrap key because it does not export its key material");
    }
    try {
        return engineDoFinal(encoded, 0, encoded.length);
    } catch (BadPaddingException e) {
        throw (IllegalBlockSizeException) new IllegalBlockSizeException().initCause(e);
    }
}

Example 4 with BadPaddingException

use of javax.crypto.BadPaddingException in project android_frameworks_base by ResurrectionRemix.

the class LockSettingsService method setLockPatternInternal.

private void setLockPatternInternal(String pattern, String savedCredential, int userId) throws RemoteException {
    byte[] currentHandle = getCurrentHandle(userId);
    if (pattern == null) {
        clearUserKeyProtection(userId);
        getGateKeeperService().clearSecureUserId(userId);
        mStorage.writePatternHash(null, userId);
        setKeystorePassword(null, userId);
        fixateNewestUserKeyAuth(userId);
        onUserLockChanged(userId);
        notifyActivePasswordMetricsAvailable(null, userId);
        return;
    }
    if (isManagedProfileWithUnifiedLock(userId)) {
        // get credential from keystore when managed profile has unified lock
        try {
            savedCredential = getDecryptedPasswordForTiedProfile(userId);
        } catch (UnrecoverableKeyException | InvalidKeyException | KeyStoreException | NoSuchAlgorithmException | NoSuchPaddingException | InvalidAlgorithmParameterException | IllegalBlockSizeException | BadPaddingException | CertificateException | IOException e) {
            if (e instanceof FileNotFoundException) {
                Slog.i(TAG, "Child profile key not found");
            } else {
                Slog.e(TAG, "Failed to decrypt child profile key", e);
            }
        }
    } else {
        if (currentHandle == null) {
            if (savedCredential != null) {
                Slog.w(TAG, "Saved credential provided, but none stored");
            }
            savedCredential = null;
        }
    }
    byte[] enrolledHandle = enrollCredential(currentHandle, savedCredential, pattern, userId);
    if (enrolledHandle != null) {
        CredentialHash willStore = new CredentialHash(enrolledHandle, CredentialHash.VERSION_GATEKEEPER);
        setUserKeyProtection(userId, pattern, doVerifyPattern(pattern, willStore, true, 0, userId, null));
        mStorage.writePatternHash(enrolledHandle, userId);
        fixateNewestUserKeyAuth(userId);
        onUserLockChanged(userId);
    } else {
        throw new RemoteException("Failed to enroll pattern");
    }
}

Example 5 with BadPaddingException

use of javax.crypto.BadPaddingException in project robovm by robovm.

the class CipherSpi method engineDoFinal.

protected int engineDoFinal(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset) throws IllegalBlockSizeException, BadPaddingException {
    if (input != null) {
        bOut.write(input, inputOffset, inputLen);
    }
    if (cipher instanceof RSABlindedEngine) {
        if (bOut.size() > cipher.getInputBlockSize() + 1) {
            throw new ArrayIndexOutOfBoundsException("too much data for RSA block");
        }
    } else {
        if (bOut.size() > cipher.getInputBlockSize()) {
            throw new ArrayIndexOutOfBoundsException("too much data for RSA block");
        }
    }
    byte[] out;
    try {
        byte[] bytes = bOut.toByteArray();
        out = cipher.processBlock(bytes, 0, bytes.length);
    } catch (InvalidCipherTextException e) {
        throw new BadPaddingException(e.getMessage());
    } finally {
        bOut.reset();
    }
    for (int i = 0; i != out.length; i++) {
        output[outputOffset + i] = out[i];
    }
    return out.length;
}