Msieve is a C library implementing a suite of algorithms to factor large integers. It contains an implementation of the SIQS and GNFS algorithms; the latter has helped complete some of the largest public factorizations known
SSLScan queries SSL services, such as HTTPS, in order to determine the ciphers that are supported. SSLScan is designed to be easy, lean and fast. The output includes prefered ciphers of the SSL service, the certificate and is in Text and XML formats.
Platform-independent tool for Authenticode signing of PE(EXE/SYS/DLL/etc), CAB and MSI files - uses OpenSSL and libcurl. It also supports timestamping (Authenticode and RFC3161).
Fast and transparent file system and swap encryption package for linux. No source code changes to linux kernel. Works with 4.x, 3.x, 2.6, 2.4, 2.2 and 2.0 kernels.
Poptop is an open source implementation of a PPTP server. Running under x86 or embedded Motorola ColdFire architectures Poptop provides full interoperability with the Microsoft PPTP VPN client.
Very fast network stress tool
the fatest network packet injector *WARNING*: Don't use versions prior to 5.7.0. There is a major bug (some IPv4 were being reversed), recently discovered, fixed in this release.
A free, open source, "on-the-fly" (OTFE) transparent disk encryption program. Using this software, you can create one or more "virtual disks" on your PC - anything written to which will be automatically, and securely, encrypted before being store
UDP Flood Attack Tool
UDP Unicorn is a Win32 UDP flooding/DoS (Denial of Service) utility with multithreading. Uses Winsock to create UDP sockets and flood a target. For network security testing. Use at your own risk. Video example: www.youtube.com/embed/6i1qk_lzEUA?rel=0
Bruter is a parallel network login brute-forcer on Win32. This tool is intended to demonstrate the importance of choosing strong passwords. The goal of Bruter is to support a variety of services that allow remote authentication.
MDD is a physical memory acquisition tool for imaging Windows based computers created by the innovative minds at ManTech International Corporation. MDD is capable of acquiring memory images from Win2000, XP, Vista and Windows Server.
Open Source Web Single Sign-On
An open source project originally designed to provide the University of Michigan with a secure single sign-on web authentication system. Cosign is part of the National Science Foundation Middleware Initiative (NMI) EDIT software release.
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.
yaSSL, or yet another SSL, is an embedded ssl library for programmers building security functionality into their applications and devices. yaSSL is highly portable, and runs on standard as well as embedded platforms(QNX, ThreadX, VxWorks, Tron) yaSSL is still available but no longer being developed. Current development on the same project continues under wolfSSL. Visit yaSSL Home above for the latest stable release.
Recursive computing and matching of Context Triggered Piecewise Hashing (aka Fuzzy Hashing). Supports Windows, *nix, BSD, OS X, etc.
Zebedee is a simple program to establish an encrypted, compressed "tunnel" for TCP/IP or UDP data transfer between two systems.
ccrypt is a command-line utility for encrypting and decrypting files and streams. It replaces the old Unix crypt utility. Ccrypt provides strong encryption, based on the Rijndael cipher, the cipher that is also used in the Advanced Encryption Standard.
Libnids - NIDS E-component, based on Linux kernel. This library provides IP defragmentation, TCP reassembly and port scan detection.
TrouSerS - An open-source TCG Software Stack implementation.
Robust and flexible VPN network tunnelling
OpenVPN is a robust and highly flexible tunneling application that uses all of the encryption, authentication, and certification features of the OpenSSL library to securely tunnel IP networks over a single TCP/UDP port. Discussion forums and project wiki can be found here: https://forums.openvpn.net/ http://community.openvpn.net/openvpn
LKL is a userspace keylogger that runs under Linux on the x86 arch. LKL logs everything that passes through the hardware keyboard port (0x60). It translates keycodes to ASCII with a keymap file.
OpenVPN GUI is a graphical frontend for OpenVPN running on Windows XP / Vista / 7 / 8. It creates an icon in the notification area from which you can control OpenVPN to start/stop your VPN tunnels, view the log and do other useful things. NOTE: the official project page is now hosted on GitHub: https://github.com/OpenVPN/openvpn-gui/
PHP ClamAV - ClamAV Interface for PHP5 Scripts PHP-ClamAV is a PHP5 extension that allows to incorporate virus scanning features on your PHP5 scripts. It uses the Clam AV API for virus scanning.
Personal Password Manager
What you need for managing your passwords, including the passwords of your online accounts, bank accounts and ... with the corresponding URLs. The passwords are encrypted by AES. Can be used on almost all operating systems including Windows & Linux.
cross-platform, encryption application
encrypt is a multi-platform, file encryption application. Binary packages are currently provided for Arch, Debian, Fedora, MS Windows, Android and OS X. For further details, including the latest source code, visit https://albinoloverats.net/projects/encrypt
THIS PROJECT HAS BEEN ABANDONED SINCE 2007, NO SUPPORT WILL BE PROVIDED. Winpooch is a watchdog for Windows (2000, XP, 2003, but only 32-bits). It detects modifications in your system, so as to detect a trojan or a spyware installation. It also includes a real-time anti-virus. Set your own security level for anti-spyware, ant