Linux Security Tools

Here is a selection of open-Source security tools for the Linux operating system. These are tools that I have typically started to develop for my own use and have subsequently made available under the GNU License.

Cutter

Cutter is a tool for linux-based firewalls that allows connections passing through them to be forcibly aborted by the firewall administrator. [Please note: cutter is not designed to work on the systems hosting the server or client using the connection,...

P2PWall

IPTables blocking of P2P traffic (Kazaa, KazaaLite, K++, iMesh, Grokster, WinMX, OpenNAP, Gnutella, Limewire etc) The P2Pwall project aims to provide tools and documentation on using Linux "iptables" for filtering traffic from Peer-to-peer file sharing...

Protector

Protector checks incoming e-mail messages for attachments that could contain viruses, worms etc - and replaces the offending attachments with standard warning messages before being passed to "procmail" for local delivery. The original "dangerous" attachment...

Rope

Rope is a “iptables” module for Linux, that allows packet identification rules to be defined using something akin to an in-kernel programming language. This project was started as the foundation for taking the FTWall concept further; to allow other Pee...
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