Published at LXer:

This February, the team at Linuxsecurity.com has chosen NMAP as the OS Security Tool of the Month! In January, we chose GnuPG in part because it had just celebrated its 10th anniversary. Well, it wasn't alone. As of this past December Nmap ("Network Mapper"), the free and open source utility for network exploration and auditing, celebrated its 10th Anniversary as well! And because of its popularity, chances are very good that you've already used NMAP for quite some time. Even if you have, it's always good to take a look at how it all got started and what it's all about...

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