SLUG (Squatters Linux User Group) would like to invite you for security workshop. The topics are:
– Theoretical presentation about the conccept of security, not only on the internet
– Practical use of FireGPG, web-browser plugin for email encryption
– What is IRC and how to use it safely 

11th September in De Hallen (hal 3/bellamyplein, Amsterdam oud-west). Starts at 18:30.
Please  bring your laptops / desktops for the workshop (we will provide  screens/cables etc.). This way you can fully make use of the  presentations and be helped on the spot in case of trouble.
IMPORTANT: If you use corporate commercial operating systems like Windows or Mac  OS don’t be scared. Tools used during the workshop are multiplatform  open source and will also work on your computers. So You can feel  invited too.