Hi, I didn't did it before because I was having lots of work here. The only thing I can tell you about myself is that I'm in the last year of Computer Science in The "Universidad Central de Venezuela". I'm working in my thessis (is an investigation work you have to do before you graduate, it takes at least a year). I hope to graduatte in December this year.....My work is related in UNIX Security and all it involves. I also work as Systema and Network Administrator in a LAb in the University. The Network is conformed by UNIX systems, and TCP/IP. I'm in this list because I want to learn more about all you are writing about. Carolina -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Carolina Elortegui Laboratorio de Postgrado Universidad Central de Venezuela Administrador Facultad de Ciencias Escuela de Computacion E-mail: celort@kuma.ciens.ucv.ve ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~