Recommended subscriptions to dive into the sea of knowledge

http://www.windowsecurity.com/    for the latest security info in the field of microsoft security...


http://www.windowsnetworking.com/   A must for the N/w administrators

"control-computer-crimes" group in Gmail   a good newsletter to inform you about here and there in the field  of security.

One good way to quench the thirst of your knowledge is to join the Google Alerts Service..It's awesome..