The libSRTP library is an open-source implementation of the Secure Real-time Transport Protocol (SRTP) originally authored by Cisco Systems, Inc. It is available under a BSD-style license. SRTP is a security profile for RTP that adds confidentiality...

Siproxd is a proxy/masquerading daemon for the SIP protocol. It handles registrations of SIP clients on a private IP network and performs rewriting of the SIP message bodies to make SIP connections work via an masquerading firewall (NAT). It allows ...

Cryptology is a Windows shell application that enables users to easily protect their files. It incorporates military grade encryption (256 AES) and secure shredding into a simple user interface

Metalink is an open standard that harnesses the speed and power of peer to peer networking, FTP, and HTTP with a single click. For users and content providers, Metalink makes things simpler, faster, and more reliable. * If one link or server ...

MUTE is a secure, anonymous, distributed communications framework. Node-to-node connections are encrypted, and messages are routed using an ant-inspired algorithm. The first MUTE-based app supports anonymous file sharing. MUTE protects your privacy ...

Open Legacy Storage Document: Generic Document Archiving on Disk and Network(using MINA) Framework in Java for huge number of docs(up to 2^192 documents), efficient(Java NIO), crypto, net transfert, web retrieve, J2EE and eMail archiving compatible.

NetBios Scan is a tool that scan ip ranges and searchs host with share resources. With this program you can get information like machine name, workgroup,the user list, share resources... and you can connect and disconnect to these resources!!.

ANts P2P realizes a third generation P2P net. It protects your privacy while you are connected and makes you not trackable, hiding your identity (ip) and crypting everything you are sending/receiving from others. Supports swarming multi-sources downloads

PeerGuardian 2 is Phoenix Labs’ premier IP blocker for Windows. PeerGuardian 2 integrates support for multiple lists, list editing, automatic updates, and blocking all of IPv4 (TCP, UDP, ICMP, etc), making it the safest and easiest way to protect your ...

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.

Laika analyzes and reports on the interoperability capabilities of EHR systems. This includes the testing for certification of EHR software products and networks.

Pfyshnet is a public anonymous peer to peer network and file-system. Security is its primary concern, and it provides security for all aspects of participating nodes. It is one of the few network designs that provides strong anonymous keyword search.

client for the eD2k and Kademlia networks, supporting multiple platforms. Currently aMule (officially) supports a wide variety of platforms and operating systems, being compatible with more than 60 different hardware+OS configurations. aMule is entir...

etroshare is a private and secure decentralised commmunication platform. It lets you share securely your friends, using a web-of-trust to authenticate peers and OpenSSL to encrypt all communication. RetroShare provides filesharing, chat, messages and c...

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.

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.

si.Mail is a revolutionary e-mail client developed by Miha Vrhovnik that has among its innovative features: * Published under GPL (you don’t have to pay for it if you are using it, full source code availability), * Localization, * Html me...

SpamAssassin is one of the best spam filters and it is also free. However, it usually runs on corporate UNIX servers. The goal of this open source project is to release special builds of SpamAssassin that run on Windows platform. SAwin32 is a POP3 pro...

The pop-before-smtp project is a simple daemon written in Perl, to allow email relay control based on successful POP or IMAP logins. For information about the latest release, see below.

ClamMail is a personal POP3 proxy that can filter emails deleting malware ClamMail is a personal POP3 proxy for Windows which can also filter emails deleting malware. ClamMail can be used as a POP3 proxy only and (and this was the main reason to creat...

AMaViS is a script that interfaces a mail transport agent (MTA) with virus scanners. A Mail Virus Scanner for Linux and other UN*X based platforms ( tested to run on Solaris, *BSD, AIX, HP-UX, too ) Most people will say: "A virus scanner? For UN*X? ...

MailWasher Server is an open-source, server-side junk mail filter package for businesses of any size. MailWasher Server differs from other open-source server anti-spam packages in that it offers a polished, well-integrated web interface and built-in q...

Pyzor is a collaborative, networked system to detect and block spam using identifying digests of messages. Pyzor initially started out to be merely a Python implementation of Razor, but due to the protocol and the fact that Razor's server is not Open...

Bogofilter is a mail filter that classifies mail as spam or ham (non-spam) by a statistical analysis of the message's header and content (body). The program is able to learn from the user's classifications and corrections. Bogofilter is or can be inte...

Mixmaster is an anonymous remailer. Remailers provide protection against traffic analysis and allow sending electronic mail anonymously or pseudonymously. Mixmaster consists of both client and server installations.