Position papers
Online Social Networks
Several SNS are now among the top 10 most visited websites globally. The commercial success of the multi-billion Euro SNS industry depends heavily on the number of users it attracts. Combined with the strong human desire to connect, this encourages design and online behaviour where security and privacy are not always the first priority. Users are often not aware of the size or nature of the audiences accessing their information and the sense of intimacy created by being among digital friends often leads to a ‘digital hangover’ – disclosures and digital “memories” that cannot be forgotten the morning after.
Strengthening EU legislation
How to strengthen the EU legislation, improve international cooperation and secure the growing market of internet services. Position paper presented to the LIBE Committee of the European Parliament at the public hearing entitled "Data Protection and Search Engines on Internet (eg: the Google-DoubleClick case)". ENISA was asked to present a position statement on strengthening EU legislation, improving international cooperation and securing the growing market of internet services.
Bittersweet cookies. Some security and privacy considerations
In this paper, we identify and briefly analyse some of the most common types of cookies in terms of security vulnerabilities and privacy concerns. The purpose of this paper is to highlight some of the security and privacy concerns generated by the use of cookies, without exhaustively identifying all of them; it is intended to serve as a starting point for further analysis by different communities.

