<!doctype html public «-//w3c//dtd html 4.0 transitional//en»> http-equiv=content-type> Data privacy is becoming ever-more important for firms, not least because it impacts so many areas, including a firm's website, electronic business transactions, HR databases, and customer management. Who is subject to data privacy obligations, and what rights can be asserted? How do social networks affect data privacy requirements? This work provides answers to all questions related to corporate data security.