secureRandom(new SecureRandom()) .securityProvider(Security.getProvider("BC")) .build()); String maskedId = idMask.mask(id128bit); //example: RAKESQ32V37ORV5JX7FAWCFVV2PITRN5KMOKYBJBLNS42WCEA3FI2FIBXLKJGMTSZY byte[] originalId = idMask.unmask(maskedId);Additional Features...