Intelligently block brute-force attacks by aggregating system logs
SSHGuard protects hosts from brute-force attacks against SSH and other services. It aggregates system logs and blocks repeat offenders using several firewall backends, including iptables, ipfw, and pf.
Sonicwall Configuration File Reader
SonicReader is used to view and save reports of the internals of a Sonicwall Configuration file. This is useful for those people that wish to know the settings within their saved Sonicwall Configs. I have no affiliation with Dell Sonicwall. Please do not contact Dell Sonicwall regarding the use of this program.
A Linux port of the OpenBSD/FreeBSD Cryptographic Framework (OCF). This port aims to bring full asynchronous HW/SW crypto acceleration to the Linux kernel, OpenSwan, OpenSSL and applications using DES, 3DES, AES, MD5, SHA, PublicKey, RNGs and more.
A utility for detecting and resisting BIDIRECTIONAL ARP spoofing. It can anti-spoof for not only the local host, but also other hosts in the same subnet. It is as well a handy helper for gateways which don't work well with ARP.
Detect Flooder IPs, Reduce Attack Surface against HTTP Flood Attacks
This module provides attack surface reduction enhancements against the HTTP Flood Attacks at the web application level. Massive crawling/scanning tools, HTTP Flood tools can be detected and blocked by this module via htaccess, firewall or iptables, etc. (like mod_evasive) You can use this module by including "iosec.php" to any PHP file which wants to be protected. You can test module here: http://www.iosec.org/test.php (demo) Watch the Proof of Concept video: http://goo.gl/dSiAL Hakin9 IT Security Magazine Article about IOSEC http://goo.gl/aQM4Di (different format -> http://goo.gl/JKMUPN) IJNSA Article at http://goo.gl/LLxRdX WP Plugin Page http://goo.gl/nF5nD CHANGES v.1.8.2 - Iptables Auto Ban Bash Script Included - Token Access via Implicit Deny - Reverse Proxy Support - reCAPTCHA Support IOSEC is used by over 15.000 sites in 2013! Do you want more features? Check for third party addons http://sf.net/projects/iosecaddons Gökhan Muharremoğlu
Devil-Linux is a special Linux distribution, which is used for Firewalls / Routers. The goal of Devil-Linux is to have a small, customizable and secure (what is secure in the internet?) Linux.
Coccinellida - Simple SSH Tunnel Manager for Mac OS X
iplist is a list based packet handler which uses the netfilter netlink-queue library (kernel 2.6.14 or later). It filters by IP-address and is optimized for thousands of IP-address ranges.
VTD-XML is the next generation XML parser/indexer/editor/slicer/assembler/xpath-engine that goes beyond DOM, SAX and PULL in performance, memory usage, and ease of use.
This is a daemon that emulates Microsoft's Internet Connection Service (ICS). It implements the UPnP Internet Gateway Device specification (IGD) and allows UPnP aware clients, such as MSN Messenger to work properly from behind a Linux NAT firewall.
Anti Spam SMTP Gateway
[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. It comes in the form of virtual machine templates.. - fully compatible with any SMTP mail server (Exchange, Zimbra,...) You can install now MailCleaner within the following virtual environments: qcow2 (KVM, Proxmox, OpenStack, Xen) vhd (Hyper-V, VirtualPC) vmdk (VMware ESXi, Workstation, VMware Fusion) ova (VM Standard, supported by most hypervisor) Dedicate a server to MailCleaner, and you will have a working professional mail filter in less than an hour.
OPNsense is an open source, easy to use firewall and routing platform
OPNsense is an open source, easy to use and easy to build FreeBSD based firewall and routing platform. OPNsense includes most of the features available in expensive commercial firewalls, and more in many cases. Mission statement of the project: "Give users, developers and businesses a friendly, stable and transparent environment. Make OPNsense the most widely used open source security platform."
Etherwall is a free and open source network security tool that prevents Man in The Middle (MITM) through ARP Spoofing/Poisoning attacks. It Also prevent it from various attacks such as Sniffing, Hijacking, Netcut, DHCP Spoofing, DNS Spoofing, WEB Spoofing, and others. Note: For personal computer use only (client security) if you like this program, please give us your vote at http://sourceforge.net/projects/etherwall/reviews/
Next Generation Open Source Firewall
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 configuration is made entirely by the web interface.
TPCAT is based upon pcapdiff by the EFF. TPCAT will analyze two packet captures (taken on each side of the firewall as an example) and report any packets that were seen on the source capture but didn’t make it to the dest. See docs for info.
m0n0wall is a powerfull Router Application Platform.
The PHP firewall generator is a simple PHP script that generates a firewall script for iptables based firewalls. Note that release 1.0 is for ipchains, and release 2.0 is for iptables.
Patch to integrate URL Filter in IPCop 2.0.6
Patch by RotAn-CoMon (Antonello Rotolo) vice-administrator of the community IPCop Italia - http://forum.ipcop.pd.it - http://forum.ipcopitalia.com/ Web Site: http://www.antonellorotolo.it - http://antonellorotolo.altervista.org watch the video tutorial of "How to Install Patch"!! http://youtu.be/HvjisTiRHeU Read the README.txt first! http://sourceforge.net/projects/ipcop2urlfilter/files/ For any problem, contact me!! - email@example.com or visit our community!! http://forum.ipcop.pd.it - http://forum.ipcopitalia.com/
Windows Port Knocking. A Windows implementation of port knocking developed to work alongside an existing firewall (the free CHX-I Packet Filter v3.0).
Telnet over HTTP proxy. Allows users behind firewalls to tunnel Telnet sessions over a HTTP connection. Server uses Java servlets with a Java or C# client.
Open source voucher management / hotspot system
OpenVoucher is an open source voucher management / hotspot system for authenticating guests in your wifi or cable network. It is designed to be easy to use for anyone who wants to issue vouchers. For further information and installation how to's, see the project's homepage. The source code is maintained on Github.
nf-HiPAC is a high performance packet filter for Linux. It provides the same rich feature set as iptables but uses an advanced algorithm to minimize the number of memory lookups per packet.
User written Addons and Updates for the IPCop Firewall.
Prevent and Protect Your HTML5 Video, Music , Audio From Download Free
Defa Protector is A Simple PHP and Wordpress Plugin To Protect and Prevent Video Save As From Browser and Some Video Grabber. There is 100% Guaranteed Protection and There might be some tradeoff but If you care about Digital Rights Management of Your Video and Music Content. This Project is for you. Defa Protector 6.7.1 Revamp Code For Better Performance To The Bone. We almost rewritten this project from scratch.
FirewallPAPI is an open source firewall for Windows 2000 and above. It is a simple utility for filter network traffic.