NuFW is a very interesting new Linux firewall product that does something no other Linux firewall does — it authorizes packets based on user identity.
If you’re a security geek, like many of my friends are, this is very exciting. Check it out:
tcpdump Tutoriallsof Introductiongit Primerfind Command lsof Commandtar Referencelsof TutorialDaniel Miessler | 1999-2012 | Share Alike
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