SANS is a trusted source for security related material. While you may not care about the nitty gritty details of computer hacks and security incidents, you can certainly benefit from the daily tips offered there. See their Security Awareness Tip of the Day at
If you happen to be a Solaris admin, you should probably run "pca" (Patch Check Advanced) at least once to see if your systems are as well patched as you think. The patch utility is a single perl script which does more than a boatload of different Sun products...and better.