secunia

I’d like to point out some of the places I go at least once or twice a week in order to stay current in the network security field.
Official/Semi-Official channels:
The SANS Internet Storm Center (ISC):  http://isc.sans.org
Secunia:  http://secunia.com
SecurityFocus:  http://www.securityfocus.com
US-CERT Current Activity page:  http://www.us-cert.gov/current/current_activity.html
Unofficial:
Slashdot:  http://slashdot.org
Google News (Sci/Tech and Business):  http://news.google.com
InfoSecNews Mailing List:  http://www.infosecnews.org