Code example for GeneralSecurityException

    private KeyStore createKeyStore() throws GeneralSecurityException {
        KeyStore keyStore = KeyStore.getInstance(KeyStore.getDefaultType());
        try { 
            keyStore.load(null, KEYSTORE_PASSWORD);
        } catch (IOException e) {
            throw new GeneralSecurityException("Unable to create empty keyStore", e);
        } 
        return keyStore;
    } 
 
    private synchronized void store() { 
        try { 
            FileOutputStream fos = mContext.openFileOutput(KEYSTORE_FILENAME, Context.MODE_PRIVATE);
            mKeyStore.store(fos, KEYSTORE_PASSWORD);
            fos.close();
        } catch (IOException e) {
            throw new IllegalStateException("Unable to store keyStore", e);
        } catch (GeneralSecurityException e) {
            throw new IllegalStateException("Unable to store keyStore", e);
        }