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Bootable image with a toolkit that helps administrators remove viruses and trojans from their system. Supports the FAT32 and NTFS file systems. Can be installed from CD or USB stick.

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Linux-based security tool on a boot CD for accessing computers that can no longer be booted for repair, data recovery or to check for viruses. Manufacturer updates tool several times a day to ensure the latest security updates are always available.

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ISO image of Knoppix-based standalone malware scanner for burning a boot CD. Offers automatic signature updates over the internet and also a GUI scanner. Fast and secure download from The H

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Interactive HTTP/HTTPS proxy that allows interception and modification of HTTP headers (including POST data) before they can be sent to the server. Component of the Burp Suite.

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Linux-based Enterprise-Firewall/Unified Threat Management solution for protecting your network against harmful attacks from the internet; it uses Stateful Inspection, URL and email filtering to provide protection from attacks, such as hacks, trojans and email and web-viruses. It manages various VPN and SSL connections and enable policy routing. Download requires registration.

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Extension for Firefox providing secure Internet browsing. Replaces the Certificate Authority System with a dynamic set of notaries for validating certificates. Allows users to choose who they trust and to revise the decision at any time.

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Text editor with integrated cryptography. Private information such as passwords or any other unstructured ASCII texts can be saved automatically to secure, encrypted container files.

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Linux-based boot CD that provides a clean environment and virus scanner to check if your computer is infected.

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Simple tool for irretrievably deleting entire hard disks and data. According to the developer it works independent of the partition layout, file and operating system and deals with otherwise inaccessible proprietary formats. Also available as advanced versions (basic, standard and professional).

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Allows anonymous access to the internet to protect your identity and privacy. It includes tools to filter web content, manage cookies, control access and remove pop-ups and ads.

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Cracks weak passwords using dictionary or brute force attacks. Can be used for Unix and Windows LAN manager passwords.

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Scans the computer for viruses and other malware. Provides hourly database updates and heuristic analysis. Does not verify working memory, MBR or boot sector under Linux. During testing under Vista it ran with Firefox, Opera and Internet Explorer 7 and under Ubuntu with Firefox; currently in development and therefore unavailable.

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Wireless LAN monitor for Linux which analyses wireless networks.

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Personal firewall with a user interface for Linux that allows you to specify which programs can access the internet. In addition to application control, you have the option of selectively releasing IP addresses, ranges and ports. The package can be downloaded directly for use with Ubuntu, Kubuntu, Xubuntu and Debian. Installation instructions are available on the manufacturer’s web site.

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Displays the full web site address of those shortened by URL-shrinking programs in Firefox. Supports more than 60 URL shrinkers including TinyURL, bit.ly, cli.gs, is.gd and Digg.

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Security scanner suite for client and server. Find out more about version 4.2 at The H.

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Tests web servers and can detect around 2000 potentially dangerous CGI directories and scripts.

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Toolkit that implements Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) protocols and contains a cryptographic library.

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Monitors network traffic and attempts to detect suspicious activities, packets and connections that could lead to an attack on the network. Information is obtained from various sources such as Snort.

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Beta security platform for mobile devices. Provides encryption of the entire system, including a firewall blocking outgoing connections from Android apps and selective permission for apps to communicate with specific servers.

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