1. Report “Protection and Implementation of intellectual property rights in security technologies for digital media” (with B. Warusfel) for the STOA (2000).
    https://www.europarl.europa.eu/RegData/etudes/etudes/join/2003/340420/DG-4-JOIN_ET(2003)340420_EN.pdf
  2. Report “Security technologies for digital media” (with B. Warusfel) for the STOA (2000).
    https://europarl.primo.exlibrisgroup.com/discovery/fulldisplay?docid=alma991001285735304886&context=L&vid=32EPA_INST:32EPA_V1&
    lang=en&search_scope=MyInst_and_CI&adaptor=Local%20Search%20Engine&
    tab=Everything&query=sub,exact,confidentiality.,AND&mode=advanced
  3. Report “Encryption and cryptosystems in electronic surveillance: A survey of the technology assessment issues” for the STOA (1998).
    https://www.europarl.europa.eu/RegData/etudes/etudes/join/1999/168184/DG-4-JOIN_ET(1999)168184_EN.pdf