Free Download linux security Software

Linux

FREE CompuSec? is a security software designed to protect desktops and notebooks. It features pre-boot authentication, single-sign-on for windows Logon, full hard disk encryption, file encryption for secure exchange and the encryption of floppy diskettes and other removable media (USB thumb drives or HDD, firewire HDD etc). This software is a full version without any limitations. It is not a demo or trial version.
Download Freeware ( 7.35 MB )

Linux All

Nero Linux 3 is the definitive burning application for the Linux operating system. Based on the award-winning current Nero Burning ROM platform, Nero Linux 3 is the most powerful and versatile burning application available for Linux, and the only application to offer Blu-ray Disc and HD DVD data burning support.
Download Free Trial ( 32.00 MB )

Win XP/Vista/Vista x64/7 x32/7 x64/2000/Server

Using USB Security, network administrators can place an essential extra safeguard over their computers and networks. USB Security allows you to block off access to potentially harmful USB devices while white-listing other devices such as USB printers and input devices so you can otherwise continue to use the computers normally. With centralized installation and configuration, it makes USB Security and ideal choice for USB security.
Download Free Trial ( 2.06 MB )

Win Other/98/XP/2000

Spytech SecurityWorks 2003 is a collection of some of Spytech's popular, award-winning utilities bundled together in a high-value, low-priced package. Monitor your PC, Stop Spam and Popups, Secure your PC and passwords - SecurityWorks can do it all!
Download Free Trial ( 3.86 MB )

Win 2000/XP/Server

With SMSecurity, any kind of big capacity file can be split into several small ones with appointed capacity.
Download Free Trial ( 0.57 MB )

Win XP/2000

SecurityCheck the most common security vulnerabilities Get corrective recommendations and easy remedies for Windows systems Unset or blank passwords for user and Administrative accounts Enabled Guest Account Unencrypted Wireless Network Shared Folder
Download Freeware ( 0.33 MB )

Windows All

Email Security is a system-tray local SMTP server that lets you send email messages directly from your PC to recipient mailboxes ensuring your email security by means of bypassing ISP's mail servers where your relevant info can be stored and viewed.
Download Free Trial ( 13.71 MB )

Win 2000/XP/Server

EZCam security1.0 provides the perfect solution for home or business monitoring. It transforms any conventional Web cam into a full scale surveillance system. One of the key feature of this software is the remote notification of motion detection.
Download Free Trial ( 4.30 MB )

Linux

Cryptoolinux is a tool to learn cryptography and cryptanalysis. Cryptoolinux is a c++/qt4 application. The primary objective is to make a clone of CrypTool on Linux. The secondary objective is to expand the application with new algorithms.
Download Freeware ( 0.02 MB )

Win 98/Other/XP/2000

Folder Security is a software program designed to password-protect folders. It lets you prevent people from viewing, printing, or altering your confidential documents. Folders remain protected should your PC be rebooted into Windows Safe Mode or DOS.
Download Free Trial ( 0.74 MB )

Win Other/98/2000/XP

Scan, clean and tune up your PC's security in minutes with Security Booster!
Download Free Trial ( 0.01 MB )

Win Other/98/XP/2000

Security tools designed for users to manage their user data and communications
Download Free Trial ( 4.69 MB )

Windows All

K7 TotalSecurity make sure that PC is completely protected from virus threats.
Download Free Trial ( 78.30 MB )

Win Other/98/XP/2000

Lock down your system like never before. Have total control over your computer.
Download Free Trial ( 1.05 MB )

Linux

a business card size (50MB) bootable Live CD Linux distribution
Download Freeware ( 50.00 MB )

Win Other/98/XP/2000/Server

Recover data of Linux partitions
Download Free Trial ( 2.25 MB )

Win Other/98/2000

Low level system utility which helps you browse Internet with absolute security
Download Free Trial ( 0.70 MB )

Linux, Unix

Secure Image Pro will encrypt and protect your image in a security applet
Download Free Trial ( 1.53 MB )

Windows All

excellent password-protected security utility to secure Windows-based computer.
Download Free Trial ( 2.00 MB )

Win XP/2000/98

IObit Security 360 is an advanced malware & spyware removal utility
Download Freeware ( 4.88 MB )

Win Other/98/XP/2000

CHAOS for security of your secrets
Download Free Trial ( 0.39 MB )

Linux

Automates and simplifies the development of user mode Linux device drivers
Download Free Trial ( 0.01 MB )

Linux

An easy-to-install Apache distribution containing MySQL, PHP and Perl for Linux
Download Freeware ( 62.10 MB )

Win Other/98/XP/2000

Protect PDF files against unauthorized access and encrypt them!
Download Free Trial ( 0.38 MB )

Win 2000/XP/Server

Desktop Security Rx software - PC and Server Lock Down - Desktop Security
Download Free Trial ( 0.82 MB )

Win 2000/XP/Server

PC Security Utility to manage windows security access settings
Download Free Trial ( 1.15 MB )

Win Other/98/XP/2000/Server

Protect your instant messages and e-mails with strong security.
Download Freeware ( 0.45 MB )

Windows All

Secure file deletion and comprehensive clean-up for tightest security
Download Free Trial ( 0.63 MB )

Windows All

PC security tweaking software you can use to tweak Windows-based computers.
Download Free Trial ( 1.88 MB )

Win 98/2000/XP/Server/Vista

Use PDF Unlocker program to unlock pdf security or to unlock secured PDF files.
Download Free Trial ( 3.21 MB )