Open Source Windows Security Software

Security Software for Windows

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Browse free open source Security software and projects for Windows below. Use the toggles on the left to filter open source Security software by OS, license, language, programming language, and project status.

  • Auth0 for AI Agents now in GA Icon
    Auth0 for AI Agents now in GA

    Ready to implement AI with confidence (without sacrificing security)?

    Connect your AI agents to apps and data more securely, give users control over the actions AI agents can perform and the data they can access, and enable human confirmation for critical agent actions.
    Start building today
  • Loan management software that makes it easy. Icon
    Loan management software that makes it easy.

    Ideal for lending professionals who are looking for a feature rich loan management system

    Bryt Software is ideal for lending professionals who are looking for a feature rich loan management system that is intuitive and easy to use. We are 100% cloud-based, software as a service. We believe in providing our customers with fair and honest pricing. Our monthly fees are based on your number of users and we have a minimal implementation charge.
    Learn More
  • 1
    System Informer

    System Informer

    View and manage processes, services and more with this powerful tool

    System Informer is a free and open source process viewer. This multi-purpose tool will assist you with debugging, malware detection and system monitoring.
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    Downloads: 18,009 This Week
    Last Update:
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  • 2
    JXplorer - A Java Ldap Browser

    JXplorer - A Java Ldap Browser

    Mature LDAP, LDIF and DSML client with i18n support.

    A java LDAP client with LDIF support, security (inc SSL, SASL & GSSAPI), translated into many languages (inc. Chinese), online help, user forms and many other features. The commercial version is available at https://jxworkbench.com for $9.95. It extends JXplorer to include: - custom LDAP reporting - to pdf, word etc. - Find and Replace with regexp and attribute substitution - A secure password vault to store directory connections - etc. Support for JXplorer and JXWorkbench is available at http://jxplorer.org. Commercial support available from sales@jxworkbench.com
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    Downloads: 403 This Week
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  • 3
    AWStats

    AWStats

    AWStats Log Analyzer

    AWStats is a free powerful and featureful server logfile analyzer that shows you all your Web/Mail/FTP statistics including visits, unique visitors, pages, hits, rush hours, os, browsers, search engines, keywords, robots visits, broken links and more
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    Downloads: 264 This Week
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  • 4
    kpcli

    kpcli

    KeePass Command Line Interface

    KeePass Command Line Interface (CLI) / interactive shell. Use kpcli to access and manage your KeePass databases from a Unix-like command line. It supports all version 1.x (*.kdb) and 2.x (*.kdbx) prior to the KDBX 4.0 update.
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    Downloads: 125 This Week
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  • Easy-to-Use Website Accessibility Widget Icon
    Easy-to-Use Website Accessibility Widget

    An accessibility solution for quick website accessibility improvement.

    All in One Accessibility is an AI based accessibility tool that helps organizations to enhance the accessibility and usability of websites quickly.
    Learn More
  • 5

    PyLoris

    A protocol agnostic application layer denial of service attack.

    PyLoris is a scriptable tool for testing a server's vulnerability to connection exhaustion denial of service (DoS) attacks. PyLoris can utilize SOCKS proxies and SSL connections, and can target protocols such as HTTP, FTP, SMTP, IMAP, and Telnet.
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    Downloads: 50 This Week
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  • 6
    BlackBelt Privacy Tor/i2p+WASTE+VidVoIP

    BlackBelt Privacy Tor/i2p+WASTE+VidVoIP

    Browse on Tor/i2p, Anon p2p Chat / FileTx, Conf / Video VoIP

    Open Source - GPLv3 inc images. *** PLEASE NOTE: There are now 2 seperate versions here. *** One is Pre Firefox 57. The other is Post Firefox 57. *** For those providing mirrors, please enable your users to realize this. Vidalia Based, Tor as a Service Solution. MicroSip: enables FREE PC to PC video calling with no account sign-up and no middleman server. WASTE: enables FREE Conference VoIP, chat, file transfer and support. *** AI Powered *** Tor/i2p: enables safer browsing. Tor/i2p Profile: Browse over Tor/i2p on Firefox (Vanilla, ESR), Waterfox (Classic, New), Palemoon , LibreWolf and legacy CyberFox. As with all versions of Tor - do not rely on this for strong anonymity. A usability enhanced Privacy Pack. Use alongside Tor Browser Bundle. An installer, for : Vista 32/64, Win7 32/64, Win8 32/64, Win10 32/64, Win11, Linux (Wine)
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    Downloads: 34 This Week
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  • 7
    AlienVault OSSIM

    AlienVault OSSIM

    Open Source SIEM

    OSSIM, AlienVault’s Open Source Security Information and Event Management (SIEM) product, provides event collection, normalization and correlation. For more advanced functionality, AlienVault Unified Security Management (USM) builds on OSSIM with these additional capabilities: * Log management * Advanced threat detection with a continuously updated library of pre-built correlation rules * Actionable threat intelligence updates from AlienVault Labs Security Research Team * Rich analytics dashboards and data visualization
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    Downloads: 32 This Week
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  • 8
    Universal Password Manager

    Universal Password Manager

    Store all your passwords in one secure encrypted database.

    Universal Password Manager allows you to store all your passwords in one highly secure encrypted database. Its strengths are simplicity, portability and security (uses 128bit AES encryption). UPM is available on Android, Windows, OS X & Linux.
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    Downloads: 26 This Week
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  • 9
    Untangle
    Untangle is a Linux-based network gateway with pluggable modules for network applications like spam blocking, web filtering, anti-virus, anti-spyware, intrusion prevention, bandwidth control, captive portal, VPN, firewall, and more. Visit http://untangle.com
    Downloads: 18 This Week
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  • Turn more customers into advocates. Icon
    Turn more customers into advocates.

    Fight skyrocketing paid media costs by turning your customers into a primary vehicle for acquisition, awareness, and activation with Extole.

    The platform's advanced capabilities ensure companies get the most out of their referral programs. Leverage custom events, profiles, and attributes to enable dynamic, audience-specific referral experiences. Use first-party data to tailor customer segment messaging, rewards, and engagement strategies. Use our flexible APIs to build management capabilities and consumer experiences–headlessly or hybrid. We have all the tools you need to build scalable, secure, and high-performing referral programs.
    Learn More
  • 10
    HT is a file editor/viewer/analyzer for executables. The goal is to combine the low-level functionality of a debugger and the usability of IDEs. We plan to implement all (hex-)editing features and support of the most important file formats.
    Downloads: 19 This Week
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  • 11
    File system/directory monitoring utilities with loggin and task processing support (can execute files or make a WCF service call). Multiple configuration options. Source code libraries can be used to create a custom file system monitor.
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    Downloads: 10 This Week
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  • 12
    Another Backup Plugin (ABP) is a plugin for the KeePass password manager (Classic Edition). ABP automatically copies the initial password database to one or more backup files, so that the passwords can be recovered in case of loss.
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    Downloads: 47 This Week
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  • 13
    The JWA library aims to provide a conversion from C to Delphi of as many headers as possible from the PSDK etc. The JWSCL (security library) is an advanced object-oriented framework for programming with the Windows security features (ACL, Tokens, etc.)
    Downloads: 13 This Week
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  • 14
    key-elf

    key-elf

    Forensic tool to recover lost BTC private keys.

    A powerful utility to hunt down Bitcoin private keys from deleted wallet.dat files or damaged hard drives. If you accidentally deleted your Bitcoin Core wallet or formatted your disk, this tool can help. It bypasses the file system and scans the raw data directly, looking for the unique "fingerprint" (ASN.1 signature) of Bitcoin private keys to recover them from the digital wreckage.The Graphical User Interface (GUI) is the advanced/premium version. If needed, please visit: https://gitlab.com/8891689/key-elf
    Downloads: 33 This Week
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  • 15
    CrococryptFile

    CrococryptFile

    An encryption tool for creating file archives

    CrococryptFile is a file encryption tool which creates encrypted archives of files and folders. The encryption features of CrococryptFile can be compared to a ZIP utility that uses ZIP's AES encryption. However, there are significant differences. CrococryptFile... - encrypts all file and folder information including filenames, time/date and filesize information, - disguises any information of the archive's content, because all data and meta-data is simply integrated into a giant file dump. =Crypto Suites= For a full list of and details about supported crypto suites, please visit the CrococryptFile Homepage. Examples: - Password-based encryption (following PBKDF2) with AES-256, Twofish, Serpent, ... - Public key encryption using GPG/OpenPGP, Windows Keystore/CAPI with RSA/X.509 certificates - Cloaked (headerless) Password-based Encryption (AES-Twofish-256 cascaded) - ...
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    Downloads: 6 This Week
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  • 16
    VanitySearch

    VanitySearch

    VanitySearch is a Bitcoin address prefix lookup tool.

    VanitySearch is a Bitcoin address prefix lookup tool. If you want to generate a secure private key, use the `-s` option to enter your passphrase, which will be used to generate the base key conforming to the BIP38 standard (e.g., `VanitySearch.exe -s "my passphrase" 1MyPrefix"`). You can also use `VanitySearch.exe -ps "my passphrase"`, which adds a cryptographically secure seed to your passphrase.Fixed custom address matching errors and private key conversion errors, changed the randomizer, added puzzles suitable for finite regions, added random and incremental modes, added -e to enable homomorphism, and optimized CPU using AVX2, etc.
    Downloads: 25 This Week
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  • 17
    URC ACCESS MODES v3.0

    URC ACCESS MODES v3.0

    Provides control of Various Functions with pasword protected interface

    With URC ACCESS MODES v3.0 we can have complete protection & control for our desktop/laptop with a password protected interface it has 6 best tools which includes : USB Tool & CD/DVD Tool, Registry(regedit.exe) Tool & Command Prompt(cmd.exe) Tool, Group Policy Tool(gpedit.msc) & Task Manager Tool(taskmgr.exe), With USB & CD Tools , Data Theft is Eliminated , No one can access our data without our permission since we can disable USB Mass Storage Devices such as Pen Drives , Hard Disk etc whereas your USB Peripheral Devices will work normal including USB Mouse, Keyboard, Webcam etc Also Virus Problem is Eliminated since no data is transferred it protects us from Viruses With Registry & Command Prompt Tools , Unauthorized Code Execution is Eliminated since we can disable command prompt & registry no one can write commands/registry entries manually and execute it Also Protection From Hackers since they can execute some codes via command prompt which may retrieve our data
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    Downloads: 7 This Week
    Last Update:
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  • 18
    Remote Desktop (RD) Connection Manager
    Remote Desktop (RD) Connection Manager allows easy working with remote desktops and servers. It supports: Citrix ICA, Microsoft Windows terminal services (RDP), VMRC, VNC as well as VDI: VMWare Workstation, VMWare ESX and ESXi servers, Microsoft Hype
    Downloads: 7 This Week
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  • 19
    Browser for Tor with Onion Router

    Browser for Tor with Onion Router

    Browser for Tor based on Dooble & Vidalia as integrated Addon

    Tor now plugs into the Browser. Dooble Web Browser, a secure open source userfriendly tool to explore the web secure over Tor. Steer Tor in the Browser (in Settings/Proxy/Tor) with an Add-On based on Vidalia. Just start the Add-On "Tor" in the Browser Add-On-Menu and in Settings/Proxy.
    Downloads: 12 This Week
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  • 20
    JPasswords

    JPasswords

    Java password management tool

    User-friendly and proficient Java program to keep passwords in encrypted databases. High security standard and data safety measures. Storage of huge text documents and sets of images feasible. File format relies on "Password Safe" V3 files (Twofish-CBC). Compact cross-platform program with PORTABLE modus, ideal for USB sticks, Linux, Mac, etc. Requires Java JRE 1.8 or higher The Password Safe database library is available at project PWSLIB3. For license/usage questions visit the Wiki pages!
    Downloads: 2 This Week
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  • 21
    Secure Internet Live Conferencing

    Secure Internet Live Conferencing

    Secure chat and conferencing protocol

    See http://silcnet.org/ for detailed information. SILC provides common chat and conferencing services like private messages, instant messages, channels and groups, and video and audio conferencing. The main difference to other protocols is that SILC has been designed with security as its main feature. All packets and messages sent in SILC network are always encrypted. Private messages are encrypted end-to-end, channel message are encrypted with channel-wide secret key and secure file transfer is protected peer-to-peer.
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    Downloads: 9 This Week
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  • 22
    SES Super-Encypherment Scrambler

    SES Super-Encypherment Scrambler

    SES brings back the uncrackable onetime pad, with a digital twist.

    SES brings back the uncrackable onetime pad, with a digital twist. It is well known that a random key of message-length is the only provably unbreakable cipher. SES uses cryptographic strength pseudo-random keys of message-length for its many encipherments, in addition to offering true one-time pad capability for the intrepid. SES is built on ISAAC, Bob Jenkins' unbroken CSPRNG, a fast and simple stream cipher placed in the Public Domain in 1996. SES now gives you the ability to efficiently cipher text of arbitrary length or files of any size or type. Use it with confidence. To achieve complete one-on-one privacy, SES traverses several levels en route to its output. The more words in your key-phrase, the more layers of encipherment SES applies. It is part Vigenere, part onetime pad, part cryptographic hash, not to mention the essential scrambler element, each component driven by ISAAC, with all key-derivation and stretching relying on Keccak in 512-bit configuration.
    Downloads: 5 This Week
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  • 23
    ActiveLock is an open-source copy protection, software licensing framework for all development enviroments supporting COM+ architecture. Core DLL available in VB2008 and VB6. Samples in C++, C#, Excel/Access VBA and keygens in PHP, ASP.NET available.
    Downloads: 3 This Week
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  • 24
    Viral Tool

    Viral Tool

    A smart malware creator to create 26 types of malwares.

    Viral Tool is a smart easy-to-use software specially designed for one sole purpose "Create Malwares" . In this era of computers, threats have increased more then before & that's why software's like these come in handy. With this software we can create malwares in different formats. We can view & edit the source code of those malwares. Ethical Hackers can use this software in a secure way during pen testing.
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    Downloads: 8 This Week
    Last Update:
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  • 25
    Address_Decode

    Address_Decode

    Decode various cryptocurrency addresses

    Address to hash160 is an efficient multi-threaded tool designed to decode various cryptocurrency addresses (such as Bitcoin BTC,Bitcoin Cash BCH, Litecoin LTC, Bitcoin Gold BTG, etc.) to extract hash160 values. It is often used in research such as brainflayer, keyhunt, BitCrack, ecloop, keyhunt cuda, etc.
    Downloads: 7 This Week
    Last Update:
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