The following is an example iptables firewall that allows incoming ssh connections from an individual IP address (192.168.1.100), allows all outbound traffic, and uses stateful inspection.
ate-limit all incoming SSH connections to 8 in a one minute window. Normal users will have no trouble logging in, but the brute force attacks will be dropped, limiting the number of possible account combinations from unlimited, to 8.
Endian Firewall Community è una linux security distribution "chiavi in mano" che trasforma qualsiasi sistema in una security appliance completa e ricca di funzionalità. Il software è stato pensato per essere semplicissimo da usare, da installare e da
V. Tondre, D. Thakare, D. Sherekar, and D. Dharaskar. International Journal of Computer Science, Engineering and Information Technology (IJCSEIT), 1 (5):
01-12(December 2011)
A. Fiessler, S. Hager, and B. Scheuermann. 2017 IEEE 18th International Conference on High Performance Switching and Routing (HPSR), page 1-8. IEEE, (June 2017)Best Paper Award.