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SecureFilter project

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The SecureFilter is a specially tailored and hardened Debian based Linux system developed for firewall purpose.

Main features of the SecureFilter system:

  • optimised kernel for firewall purposes (i386)
  • hardened kernel with LIDS
  • netfilter/iptables based firewall support
  • essence firewall-configuring system
  • support for dynamic routing protocols

Webpage of the Project


The SecureFilter system was supported by NIIF in 2003. and 2004. as Firewall project Tűzfal and supported by GVOP (GVOP-3.1.1.-2004-05-0532/3.0) Campus IPv6 project.