@Override
    public byte[] getBytes() {
        return Arrays.copyOf(this.hashedData, this.hashedData.length);
    }
Returns only the hashed data. Those are of no value on their own. If you need to serialize
the hash, please refer to {@link #formatToCryptString()}.

@return A copy of the hashed data as bytes.
@see #formatToCryptString()
crypto/hash/src/main/java/org/apache/shiro/crypto/hash/AbstractCryptHash.java