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NAC Bypass

Network Access Control & Port Security (MAB, IEEE 802.1X, etc.)

​https://luemmelsec.github.io/I-got-99-problems-but-my-NAC-aint-one/​
​https://www.thehacker.recipes/physical/networking/network-access-control​
​https://habr.com/ru/company/jetinfosystems/blog/564238/​
Tools
FENRIR
​https://github.com/Orange-Cyberdefense/fenrir-ocd​
​[PDF] 802.1x NAC & BYPASS TECHNIQUES (Hack in Paris 2017, Valérian LEGRAND)​
NACKered & nac_bypass
​https://github.com/p292/NACKered​
​https://github.com/scipag/nac_bypass​
​https://github.com/snovvcrash/nac_bypass​
Set up the bridge (eth0 is connected to the switch, eth1 is connected to the authenticated client):
$ sudo ./nac_bypass_setup.sh -1 eth0 -2 eth1 [-S] [-R]
Check iptables rules:
$ sudo iptables -t nat -L
Reset all the changes (bridge interface and iptables rules):
$ sudo ./nac_bypass_setup.sh -r

Last modified 1yr ago