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

Example 96 with NoSuchPaddingException

use of javax.crypto.NoSuchPaddingException in project otter by alibaba.

the class AESUtils method encrypt.

/**
 * 加密byte数据
 *
 * @param plainData
 * @return
 * @throws AESException
 */
public byte[] encrypt(byte[] plainData) throws AESException {
    try {
        SecretKeySpec skeySpec = new SecretKeySpec(secretKey, ENCRYPTION_ALGORITHM);
        // Instantiate the cipher
        Cipher cipher = Cipher.getInstance(ENCRYPTION_ALGORITHM);
        cipher.init(Cipher.ENCRYPT_MODE, skeySpec);
        return cipher.doFinal(plainData);
    } catch (NoSuchAlgorithmException e) {
        throw new AESException(e);
    } catch (NoSuchPaddingException e) {
        throw new AESException(e);
    } catch (InvalidKeyException e) {
        throw new AESException(e);
    } catch (IllegalBlockSizeException e) {
        throw new AESException(e);
    } catch (BadPaddingException e) {
        throw new AESException(e);
    }
}

Example 97 with NoSuchPaddingException

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

the class PrimaryProvisioningCipher method getCiphertext.

private byte[] getCiphertext(byte[] key, byte[] message) {
    try {
        Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
        cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(key, "AES"));
        return Util.join(cipher.getIV(), cipher.doFinal(message));
    } catch (NoSuchAlgorithmException | NoSuchPaddingException | java.security.InvalidKeyException | IllegalBlockSizeException | BadPaddingException e) {
        throw new AssertionError(e);
    }
}

Example 98 with NoSuchPaddingException

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

the class SignalStorageCipher method encrypt.

public static byte[] encrypt(StorageCipherKey key, byte[] data) {
    try {
        Cipher cipher = Cipher.getInstance("AES/GCM/NoPadding");
        byte[] iv = Util.getSecretBytes(IV_LENGTH);
        cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(key.serialize(), "AES"), new GCMParameterSpec(128, iv));
        byte[] ciphertext = cipher.doFinal(data);
        return Util.join(iv, ciphertext);
    } catch (NoSuchAlgorithmException | java.security.InvalidKeyException | InvalidAlgorithmParameterException | NoSuchPaddingException | BadPaddingException | IllegalBlockSizeException e) {
        throw new AssertionError(e);
    }
}

Example 99 with NoSuchPaddingException

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

the class AESCipher method decrypt.

static byte[] decrypt(byte[] key, byte[] iv, byte[] ciphertext, byte[] tag) throws InvalidCiphertextException {
    try {
        Cipher cipher = Cipher.getInstance("AES/GCM/NoPadding");
        cipher.init(Cipher.DECRYPT_MODE, new SecretKeySpec(key, "AES"), new GCMParameterSpec(TAG_LENGTH_BITS, iv));
        return cipher.doFinal(ByteUtil.combine(ciphertext, tag));
    } catch (NoSuchAlgorithmException | NoSuchPaddingException | InvalidAlgorithmParameterException | IllegalBlockSizeException e) {
        throw new AssertionError(e);
    } catch (InvalidKeyException | BadPaddingException e) {
        throw new InvalidCiphertextException(e);
    }
}

Example 100 with NoSuchPaddingException

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

the class AESCipher method encrypt.

static AESEncryptedResult encrypt(byte[] key, byte[] aad, byte[] requestData) {
    try {
        byte[] iv = Util.getSecretBytes(12);
        Cipher cipher = Cipher.getInstance("AES/GCM/NoPadding");
        cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(key, "AES"), new GCMParameterSpec(TAG_LENGTH_BITS, iv));
        if (aad != null) {
            cipher.updateAAD(aad);
        }
        byte[] cipherText = cipher.doFinal(requestData);
        byte[][] parts = ByteUtil.split(cipherText, cipherText.length - TAG_LENGTH_BYTES, TAG_LENGTH_BYTES);
        byte[] mac = parts[1];
        byte[] data = parts[0];
        return new AESEncryptedResult(iv, data, mac, aad);
    } catch (NoSuchAlgorithmException | InvalidKeyException | NoSuchPaddingException | InvalidAlgorithmParameterException | IllegalBlockSizeException | BadPaddingException e) {
        throw new AssertionError(e);
    }
}