Interview with NMAP Creator Fyodor
An anonymous reader writes "Whitedust has an interview with Fyodor, creator of NMAP. The interview covers a broad range of topics from Fyodor's roots and motivations in the security world to his newer projects and even mentions Fyodor's forthcoming book on NMAP network scanning."
for network assesment. It's the best free tool out there, and IMHO better than the commercial apps as well.
SecureThe.Net - Practical Resources for Securing Systems
Not that there's anything wrong with pushing a book you've written, but it being mentioned is hardly a surprise.