Search Results for "filter"

netsniff-ng is a free Linux networking toolkit, a Swiss army knife for your daily Linux network plumbing if you will. Its gain of performance is reached by zero-copy mechanisms, so that on packet reception and transmission the kernel does not need to copy packets from kernel space to user space and vice versa. Our toolkit can be used for network development and analysis, debugging, auditing, or network reconnaissance.

Rivoreo's fork of IP Filter firewall software. Original project page https://sourceforge.net/projects/ipfilter/

MailCleaner Open Source Edition is now discontinued but will continue under the spamtagger project https://github.com/SpamTagger [antispam] MailCleaner is an anti-spam / anti-virus filter SMTP gateway with user and admin web interfaces, quarantine, multi-domains, multi-templates, multi-languages. Using Bayes, RBLs, Spamassassin, MailScanner, ClamAV. Based on Debian. Enterprise ready. MailCleaner is an anti spam gateway installed between your mail infrastructure and the Internet. It includes a complete GNU/Linux OS and a graphical web interface for user and administrative access. ...

Netdeep Secure is a Linux distribution with focus on network security. Is a Next Generation Open Source Firewall, which provides virtually all perimeter security features that your company may need. It offers Web content filters, ensuring better performance of the network, allowing users to use the service efficiently and securely, providing a deep control of the use of the Web access service, blocking access to unwanted websites, Virus, Spam, Applications and intrusion attempts. Its...

Windows Packet Divert (WinDivert) is a user-mode packet interception library for Windows 7, Windows 8 and Windows 10. WinDivert can be used to implement user-mode packet filters, sniffers, firewalls, NATs, VPNs, IDSs, tunneling applications, etc.

*** This project moved to Github *** https://github.com/phaag/nfdump However, you may want to download older versions from here. nfdump is a set of tools to collect and process netflow data. It's fast and has a powerful filter pcap like syntax. It supports netflow versions v1, v5, v7, v9 and IPFIX as well as a limited set of sflow. It includes support for CISCO ASA (NSEL) and CISCO NAT (NEL) devices, which export event logging records as v9 flows. nfdump is fully IPv6 compatible.

...Also, HCE includes the highlighter application. This is utility to get fast parallel multi-algorithmic textual patterns highlighting. It provides cli UI, works as filter console tool and uses json format of prot

IPFIRE-wall is a framework that implements a network firewall. It can be used in desktop systems and in simple network configurations, providing a friendly graphical interface and a simple installation procedure. Also unprivileged users can personalize.

SmartRouter Project A GNU/Linux Router, Firewall and Proxy Server

wipfw - IPv4 packet filter and traffic shaper for Windows based on IPFW (FreeBSD firewall).

HLBR is an IPS (Intrusion Prevention System) that can filter packets in the OSI layer 2. Detection of malicious traffic is done by rules. It can even be used as bridge to honeypots. The HLBR is a firewall element and can use regular expressions. Warning: this project was discontinued and should not be used in production networks. There are several bugs.

l7-filter classifies packets based on patterns in application layer data. This allows correct classification of P2P traffic that uses unpredictable ports as well as standard protocols running on non-standard ports.

The program implements the CIDR merging with whitelisting (network exclusion). Output will be summarized to be as small as possible. The program has been widely used for blacklist merge and optimization.

FOSSWALL project is now merged under the Open Source Security Network (OSSN) project. Open Source Security Network is a community who are dedicated to working in different aspects of IT Security, Network Security, Application Security, Email Security etc

P3Scan is a fully transparent scanning proxy-server for email clients. It provides scanning of incoming/outgoing email messages for Virus''s, Worms, Trojans, Spam, and harmfull attachments. It can also parse messages for web-bugs.

Amber - a "grey list" for Qmail. Amber sits in the tcpserver chain, not accepting or rejecting mail but deferring connections from new IP addresses for some time (default five minutes) before it starts accepting mail from them.

kclamav is a lite and streaming version of the ClamAV virus scanner. It is built as a Linux 2.6 kernel module and hooks via the Netfilter API. The ClamAV virus database is loaded into kernel memory.

The library implements generic content inspection protocol API compatible with Sendmail Milter, thus allowing various applications and proxies to use Milter-compatible filters without running sendmail itself. It is here to replace Checkpoint\'s OPSEC/CV

Gtk-IPTables is a GTK-based frontend for iptables written in C. You can create rules for all chains for Filter, NAT, and Mangle tables.

Balancer is an userspace NFQUEUE filter desgned to load-balance traffic across multiple uplink ISP connections. It works on kernels 2.6.14 and above. The purpose of the filter is to keep a session always on the same ISP link where it started.

Server load-balancing software for the OpenBSD PF packet filter

Ircproxy is transparent IRC content-filtering application. It may be used whenever there is a need of monitoring IRC connections.It may be used to deny specific connections or to behold suspicious IRC traffic.

Ungoliant is a system utilizing open-sourced backends to isolate problematic (virus-infected or otherwise) hosts from a network. Focuses on vpmsd, snort, and nmap for detection and containment.

Crowd Control is an small, cross-platform HTTP proxy (a fork of the elhttp project) designed for systems with little RAM, such as a home router. It can filter URLs using SquidGuard blocklists, and has the unique ability to filter HTTPS domains as well.

A handy packet sniffer for debugging experimental network protocols. You can audit packets via process id, pcap filter expression and extended or basic regexps. Packets can be dumped in hex for plain-text.