(iii) the updating, rectification or, where interested, the integration of the personal data; (iv) the erasure, the transformation into anonymous form or the blocking of personal data processed against the law, including those for which storage is not necessary in relation to the aims for which the data were collected or subsequently processed, as well as certification of the fact that the operations mentioned above were brought to the awareness of those to whom the data were communicated, except for the case in which such action is impossible or implies use of means that are clearly disproportionate with respect to the protected right;