Security Software

The Security Software section of Open Source Internet provides the best free and open source software to increase your computers security. This includes security suites, anti-virus, anti-malware, firewalls, encryption, steganography, and password management software.

Clonezilla

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Backup Software - ClonezillaVisit Site: Clonezilla

Cost: Free

Comments: Free and open source disk cloning program.

Description: Clonezilla is a partition and disk imaging/cloning program similar to True Image® or Norton Ghost®. It helps you to do system deployment, bare metal backup and recovery.

TrueCrypt

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Unfortunately TrueCrypt no longer exists. Please check out similar programs in the Encryption category.
Encryption - TrueCryptVisit Site: TrueCrypt

Cost: Free

Comments: Source-available encryption software.

Description: Source-available freeware utility used for on-the-fly encryption (OTFE). It can create a virtual encrypted disk within a file or encrypt a partition or (under Microsoft Windows except Windows 8 with GPT) the entire storage device (pre-boot authentication).

Digital Invisible Ink Toolkit

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Steganography - Digital Invisible Ink ToolkitVisit Site: Digital Invisible Ink Toolkit

Cost: Free

Comments: Open source steganography software.

Description: The Digital Invisible Ink Toolkit is a Java steganography tool that can hide any sort of file inside a digital image (regarding that the message will fit, and the image is 24 bit colour). It will work on Windows, Linux and Mac OS because it is written in Java and thus platform independent.

wbStego4open

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Steganography - wbStego4openVisit Site: wbStego4open

Cost: Free

Comments: Open source steganography software.

Description: wbStego4 hides your sensitive data in the carrier using one of the algorithms Blowfish, Twofish, CAST and Rijndael (AES). So nobody will be aware of the fact that this data exists as it would be the case when sending an encrypted file. But another user of wbStego4 could look for data in any carrier file.

Bon Kyu Bon

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Steganography - Bon Kyu BonVisit Site: Bon Kyu Bon

Cost: Free

Comments: Free steganography software.

Description: Bon Kyu Bon is a steganography program that makes it easier to write hidden messages in such a way that no one apart from the intended recipient knows of the existence of the message. The encryption used for storing message data is Rijndael/AES 256-bit with “salt”.

Free File Camouflage

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Steganography - Free File CamouflageVisit Site: Free File Camouflage

Cost: Free

Comments: Free steganography software.

Description: With Free File Camouflage you can hide and protect your files inside a jpeg image. The software can be used with the main interface or via the explorer “send to” context menu (the first time you only need to select a directory with some images). All the files are encrypted using AES and hidden inside an image.

TinyWall

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Firewall - TinyWallVisit Site: TinyWall

Cost: Free

Comments: Free firewall software for Windows.

Description: TinyWall is a free software to harden and control the advanced firewall built into modern Windows systems.

Hide Folders

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Encryption - Hide FoldersVisit Site: Hide Folders

Cost: Free

Comments: Open source software for hiding folders.

Description: Hide Folders is robust and powerful Windows application for hiding folders with private data. Hidden folders can not be accessed, viewed, searched or deleted. Other users will not be aware of their existence. There is no limits on number of folders to hide or on the file types, names, extensions or characters.

FreeFileSync

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Backup Software - FreeFileSyncVisit Site: FreeFileSync

Cost: Free

Comments: Open source backup software.

Description: FreeFileSync is a free, open source folder comparison and synchronization software for Windows, Linux and Mac OS X. It also works on 64bit operating systems on all platforms.

Comodo Antivirus

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Anti-Virus - ComodoVisit Site: Comodo Antivirus

Cost: Free

Comments: Free antivirus.

Description: Comodo Antivirus has been built with intelligence: it recognizes typical viral behavior. Antivirus, upon detecting a suspicious file that could be a virus, will immediately place that file in “Antivirus Jail”: the file is blocked, awaiting trial. If it’s a viral invader, delete it.

AVG AntiVirus

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Anti-Virus - AVGVisit Site: AVG AntiVirus

Cost: Free (lite)

Comments: Free and premium versions available.

Description: Blocks viruses, spyware, & other malware. Scans web, Twitter, & Facebook links. Securely deletes files to prevent snooping.

Avast

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Anti-Virus - AvastVisit Site: Avast

Cost: Free (lite)

Comments: Free and premium versions available.

Description: Free anti-virus software with anti-malware protection, plus anti-spyware & anti-rootkit.

LastPass

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Password Manager - LastPassVisit Site: LastPass

Cost: Free

Comments: Free password manager.

Description: With LastPass installed, start browsing to your sites and services. LastPass will prompt you to save your logins, generate new passwords, save Profiles for online shopping, and more. LastPass does the work for you, so logging in and checking out requires no thought.

PasswordMaker

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Password Manager - PasswordMakerVisit Site: PasswordMaker

Cost: Free

Comments: Open source password manager.

Description: PasswordMaker is a small, lightweight, free, open-source tool for Internet Explorer, Firefox, Google Chrome, iPhone, Opera, PHP, Windows, OS/X, Linux, Flock, Yahoo! Widgets, Android, Python, and many other platforms & systems. It creates unique, secure passwords that are very easy for you to retrieve but no one else.

PINs

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Password Manager - PINVisit Site: PINs

Cost: Free

Comments: Open source password manager.

Description: PINs is a free feature-rich Windows program for safe and comfortable storing of any secure information like passwords, accounts, PINs etc. PINs uses a secure 448 bit Blowfish algorithm to ensure the data are not crackable. The password used for securing access to stored data is not saved anywhere.

S10 Password Vault

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Password Manager - S10 Password VaultVisit Site: S10 Password Vault

Cost: Free

Comments: Free password manager.

Description: S10 Password Vault lets you auto-login to any website/program with account info stored securely on your PC. You can set up accounts to login upon launch, or use the following commands from within any field in any website or program to auto-type the appropriate info.

POG

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Password Manager - POGVisit Site: POG

Cost: Free

Comments: Free password organizer.

Description: POG is a password organizer / generator that takes advantage of password and data encryption technologies to protect your privacy.

AxCrypt

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Encryption - AxCryptVisit Site: AxCrypt

Cost: Free

Comments: Open Source file encryption software.

Description: AxCrypt is the leading open source file encryption software for Windows. It integrates seamlessly with Windows to compress, encrypt, decrypt, store, send and work with individual files.

R-Crypto

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Encryption - R-CryptoVisit Site: R-Crypto

Cost: Free

Comments: Free for personal use, with registration.

Description: R-Crypto is an easy-to-use disk encryption software that protects your confidential information and personal data on a desktop, notebook, or a removable data storage device against unauthorized access.

LokiBit

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Rating: 4.5/5 (2 votes cast)

Encryption - LokiBitVisit Site: LokiBit

Cost: Free

Comments: Collection of various free encryption programs.

Description: Lokibit.com is an online project. The company mission is to provide free alternatives to popular paid software. We develop our programs with a new approach trying to prove that free software of a high standard does exist.

MAXA Crypt Portable

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Encryption - MAXA Crypt PortableVisit Site: MAXA Crypt Portable

Cost: Free

Comments: Free encryption software.

Description: MAXA Crypt Portable allows anyone to easily encrypt files, directory trees and texts using the 256-bit Rijndael algorithm. This algorithm is the winner of the Advanced Encryption Standard Contest. Multiple files can be encrypted and compressed into a single file.

WinAES

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Encryption - WinAESVisit Site: WinAES

Cost: Free

Comments: Free encryption software.

Description: WinAES is a handy and reliable application designed to enable you to encrypt and decrypt files. The application features strong hash functions and a password generator. You can also encrypt and decrypt text.

Partimage

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Backup Software -  PartimageVisit Site: Partimage

Cost: Free

Comments: Open source backup software.

Description: Partimage is opensource disk backup software. It saves partitions having a supported filesystem on a sector basis to an image file. Although it runs under Linux, Windows and most Linux filesystems are supported. The image file can be compressed to save disk space and transfer time and can be split into multiple files to be copied to CDs or DVDs.

WinMHR

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Anti-Virus - WinMHRVisit Site: WinMHR

Cost: Free

Comments: Free virus detector.

Description: WinMHR uses Team Cymru’s acclaimed Malware Hash Registry to quickly find malicious files residing or running on your computer.

Ad-Aware

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Anti-Virus - Ad-AwareVisit Site: Ad-Aware

Cost: Free

Comments: Free antivirus software.

Description: Combining our legendary anti-spyware with a powerful antivirus, Ad-Aware Free Antivirus+ enhances them with real-time protection, download protection and continuously updated filters against malicious URLs, providing top-of-the-line anti-malware protection for the casual computer user.

Zillya

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Anti-Virus - ZillyaVisit Site: Zillya

Cost: Free

Comments: Free antivirus software.

Description: Zillya! Antivirus instantly responds to any threats to your computer. Thus the consumption of system resources is minimal.

Moon Secure

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Anti-Virus - Moon SecureVisit Site: Moon Secure

Cost: Free

Comments: Open source antivirus software.

Description: Moon Secure Antivirus aims to be the best Free Antivirus for Windows under GPL license. It offers multiple scan engines, Net shield, Firewall, On access, on Exec scanner and rootkits preventions plus features from Commercial Antivirus applications.

Immunet

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Rating: 4.0/5 (1 vote cast)

Anti-Virus - ImmunetVisit Site: Immunet

Cost: Free (lite)

Comments: Free and premium versions available.

Description: Fast Antivirus Protection leverages the speed of cloud computing to deliver real-time protection to your PC. Stay protected against over 13 million viruses and thousands of new threats daily without ever downloading another virus detection file again. Simply stay connected to the Immunet Cloud to keep all virus detections up to date.

Hazard Shield

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Anti-Virus - OrbitechVisit Site: Hazard Shield

Cost: Free

Comments: Free anti-spyware software.

Description: Unlike many free security applications, Hazard Shield can be used for free in any environment, whether it be at home or at work. Hazard Shield works alongside your existing security software to enhance your level of protection. If your anti-virus program fails to detect a threat, Hazard Shield can help fill the gap.

Personal Software Inspector

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Maintenance - Personal Software InspectorVisit Site: Personal Software Inspector

Cost: Free

Comments: Free software inspection program.

Description: The Secunia Personal Software Inspector (PSI) is a free computer security solution that identifies vulnerabilities in non-Microsoft (third-party) programs which can leave your PC open to attacks. Simply put, it scans software on your system and identifies programs in need of security updates to safeguard your PC against cybercriminals.