docs: public static SecretKeySpec newSecretKeySpec(final String algorithm, final int keyLength)
  		throws NoSuchAlgorithmException
  	{
  		final KeyGenerator keyGenerator = KeyGenerator.getInstance(algorithm);
  		keyGenerator.init(keyLength);
  		final SecretKey secretKey = keyGenerator.generateKey();
  		final byte[] secretKeyEncoded = secretKey.getEncoded();
  		return newSecretKeySpec(secretKeyEncoded, algorithm);
  	}