p0f is a tool that uses an array of sophisticated, purely passive traffic fingerprinting mechanisms.
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Category: Security
PacketFence – network access control solution
PacketFence is a network access control (NAC) solution. Boasting an impressive feature set this is free and open source software.
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Vuurmuur – powerful firewall manager built on top of iptables
Vuurmuur is a powerful firewall manager built on top of iptables on Linux. It has a simple and easy to learn configuration that allows simple and complex configurations.
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ufw – manages a netfilter firewall
ufw stands for Uncomplicated Firewall. This is software for managing a netfilter firewall.
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gufw – manage your firewall
gufw is a graphical user interface for Ubuntu’s Uncomplicated Firewall.
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iptables – configure the Linux kernel and later packet filtering ruleset
iptables is a user space application program that allows a system administrator to configure the Netfilter tables, chains, and rules.
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Shorewall – gateway/firewall configuration tool
The Shoreline Firewall, more commonly known as “Shorewall”, is an open source firewall tool that builds upon the Netfilter.
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firewalld – dynamically managed firewall
firewalld provides a dynamically managed firewall with support for network/firewall zones.
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nftables – in-kernel packet classification framework
nftables replaces the popular {ip,ip6,arp,eb}tables. This software also provides libnftables.
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lua-resty-waf – High Performance WAF Built on the OpenResty Stack
lua-resty-waf is a high performance web application firewall (WAF) written for the OpenResty stack, leveraging the scalable architecture of Nginx, while providing a ModSecurity-compatible rule syntax.
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Coraza – high performance web application firewall
Coraza Web Application Firewall is an enterprise grade, Golang port of ModSecurity.
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NAXSI – Nginx Anti XSS & SQL Injection
NAXSI is a high performance, low rules maintenance web application firewall (WAF) for Nginx. NAXSI is based on a white list approach.
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ModSecurity – Web Application Firewall Engine for Apache, IIS and Nginx
ModSecurity is an awesome multi-purpose cross-platform web application firewall (WAF).
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Metasploit – penetration testing framework
Metasploit is a security project for security vulnerabilities and aids in penetration testing and IDS signature development.
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Lynis – auditing, system hardening, compliance testing
Lynis is a security tool. It performs an extensive health scan of your systems to support system hardening and compliance testing.
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OpenVAS – full-featured vulnerability scanner
OpenVAS is a full-featured vulnerability scanner. It is the scanner component of Greenbone Vulnerability Manager (GVM).
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OSSEC – host-based intrusion detection system
OSSEC is an Open Source Host-based Intrusion Detection System that performs log analysis, integrity checking, monitoring, rootkit detection.
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zuluCrypt – simple, feature rich and powerful solution for hard drive encryption
zuluCrypt is a simple, feature rich and powerful solution for hard drives encryption. This is free and open source software.
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Tomb – system for file encryption
Tomb is a system for file encryption, facilitating the backup of secret files. It’s a simple tool to manage encrypted storage.
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cryptsetup – disk encryption
Cryptsetup offers a command-line interface to set up cryptographic volumes. This is achieved using the Linux kernel device mapper target dm-crypt.
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