All you can do is ensure you have virus protection, and that it is up to date. You wouldn't drive around at night without any lights on, don't wander the internet with them off as well.
Site features a wide variety of security statistics, advisories, incident notes, and tech tips.
CIAC provides computer security services to employees and contractors of the Department of Energy. Site features security bulletins, updates, hoax warnings and more for the entire internet community. Part of the WWW Virtual Library. International Computer Security Association ICSA's mission is to foster improvement in all aspects of world-wide digital security, reliability and ethics by providing key services to its constituents. Includes security information, code examples, conferences, tutorials, and extensive security-related links.