Preservation for research purposes
Personal data must be stored in a form that permits the data subject to exercise its right to access the data (cf. Article 4.6 of the LOPD). Furthermore, the data controller shall provide the technical and organisational measures necessary to ensure the security of the personal data, and prevent their alteration, loss, unauthorised processing or access (cf. Article 9 of the LOPD).
LOPD. Organic Law 15/1999 of 13 December on the Protection of Personal Data (LOPD). Agencia Española de Protección de Datos (AEPD). [Online]. Unofficial English translation available at: http://www.agpd.es/portalwebAGPD/english_resources/regulations/common/pdfs/Ley_Orgaica_15-99_ingles.pdf, [accessed 17.07.2014].