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OpenBSD : The Proactively Secure Operating System OpenBSD is one of the only operating systems to treat security as their very highest priority. Even higher than usability in some cases. But their enviable security record speaks for itself. They also…
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SPIKE Proxy
SPIKE Proxy : HTTP Hacking Spike Proxy is an open source HTTP proxy for finding security flaws in web sites. It is part of the Spike Application Testing Suite and supports automated SQL injection detection, web site crawling, login form…
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chkrootkit
chkrootkit : Locally checks for signs of a rootkit chkrootkit is a flexible, portable tool that can check for many signs of rootkit intrusion on Unix-based systems. Its features include detecting binary modification, utmp/wtmp/lastlog modifications, promiscuous interfaces, and malicious kernel…
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Fport
Fport : Foundstone’s enhanced netstat Fport reports all open TCP/IP and UDP ports on the machine you run it on and shows what application opened each port. So it can be used to quickly identify unknown open ports and their…
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ISS Internet Scanner
ISS Internet Scanner : Application-level vulnerability assessment Internet Scanner started off in ’92 as a tiny open source scanner by Christopher Klaus. Now he has grown ISS into a billion-dollar company with a myriad of security products.
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Knoppix
Knoppix : A general-purpose bootable live system on CD or DVD Knoppix consists of a representative collection of GNU/Linux software, automatic hardware detection, and support for many graphics cards, sound cards, SCSI and USB devices and other peripherals. KNOPPIX can…
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Tor
Tor : An anonymous Internet communication system Tor is a toolset for a wide range of organizations and people that want to improve their safety and security on the Internet. Using Tor can help you anonymize web browsing and publishing,…
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Nemesis
Nemesis : Packet injection simplified The Nemesis Project is designed to be a commandline-based, portable human IP stack for UNIX/Linux (and now Windows!). The suite is broken down by protocol, and should allow for useful scripting of injected packet streams…
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Openbsd PF
Openbsd PF : The OpenBSD Packet Filter Like Netfilter and IP Filter on other platforms, OpenBSD users love PF, their firewall tool. It handles network address translation, normalizing TCP/IP traffic, providing bandwidth control, and packet prioritization. It also offers some…
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OSSEC HIDS
OSSEC HIDS : An Open Source Host-based Intrusion Detection System OSSEC HIDS performs log analysis, integrity checking, rootkit detection, time-based alerting and active response. In addition to its IDS functionality, it is commonly used as a SEM/SIM solution. Because of…