Open Source C# Security Software
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C# Security Software
View 5998 business solutionsBrowse free open source C# Security Software and projects below. Use the toggles on the left to filter open source C# Security Software by OS, license, language, programming language, and project status.
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Ship Agents FasterGemini Enterprise Agent Platform lets you rapidly build, scale, govern and optimize production-ready agents grounded in your organization's data. The platform enables developers to build custom or pre-built agents for virtually any use case. New customers get $300 in free credits.
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Fully Managed MySQL, PostgreSQL, and SQL ServerCloud SQL handles your database ops end to end, so you can focus on your app.
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KeePass
A lightweight and easy-to-use password manager
KeePass Password Safe is a free, open source, lightweight, and easy-to-use password manager for Windows, Linux and Mac OS X, with ports for Android, iPhone/iPad and other mobile devices. With so many passwords to remember and the need to vary passwords to protect your valuable data, it’s nice to have KeePass to manage your passwords in a secure way. KeePass puts all your passwords in a highly encrypted database and locks them with one master key or a key file. As a result, you only have to remember one single master password or select the key file to unlock the whole database. And the databases are encrypted using the best and most secure encryption algorithms currently known, AES and Twofish. See our features page for details. -
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Safe Exam Browser is a webbrowser-environment to carry out online-exams safely. The software changes any computer into a secure workstation. It regulates the access to any utilities and prevents students from using unauthorised resources.
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Process Hacker
View and manage processes, services and more with this powerful tool.
Process Hacker 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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Eraser
A security tool to remove sensitive data from your Windows hard drive
Eraser is a secure data removal tool for Windows. It completely removes sensitive data from your hard drive by overwriting it several times with carefully selected patterns. -
Host LLMs in Production With On-Demand GPUsDeploy your model, get an endpoint, pay only for compute time. No GPU provisioning or infrastructure management required.
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LOIC
A network stress testing application
Low Orbit Ion Cannon. The project only keeps and maintains (bug fixing) the code written by the original author - Praetox, but is not associated or related to it. DISCLAIMER: USE ON YOUR OWN RISK. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER OR CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES. -
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PEASS-ng
Privilege Escalation Awesome Scripts SUITE
These tools search for possible local privilege escalation paths that you could exploit and print them to you with nice colors so you can recognize the misconfigurations easily. All the scripts/binaries of the PEAS suite should be used for authorized penetration testing and/or educational purposes only. Any misuse of this software will not be the responsibility of the author or of any other collaborator. Use it at your own machines and/or with the owner's permission. Here you will find privilege escalation tools for Windows and Linux/Unix and MacOS. Find the latest versions of all the scripts and binaries in the releases page. Check the parsers directory to transform PEASS outputs to JSON, HTML and PDF. -
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Service Bus Explorer
Connect to a Service Bus namespace and administer messaging entities
The Service Bus Explorer allows users to connect to a Service Bus namespace and administer messaging entities in an easy manner. The tool provides advanced features like import/export functionality or the ability to test topics, queues, subscriptions, relay services, notification hubs, and events hubs. Microsoft Azure Service Bus is a reliable information delivery service. The purpose of this service is to make communication easier. When two or more parties want to exchange information, they need a communication facilitator. Service Bus is a brokered, or third-party communication mechanism. This is similar to postal service in the physical world. Postal services make it very easy to send different kinds of letters and packages with a variety of delivery guarantees, anywhere in the world. The Service Bus Explorer 2.1.0 can be used with the Service Bus for Windows Server 1.1. The Service Bus Explorer 2.1.0 uses a version of the Microsoft.ServiceBus.dll client library. -
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Shortcut Virus Removal Tool
Powerful and Easy to Use USB Shortcut Virus Removal Tool for Windows
Shortcut Virus Removal Tool (SVRT) Shortcut Virus Removal Tool is a powerful, portable, easy to use and safe program for fixing USB drives, external HDD / SSD drives and computers infected with shortcut virus. With only one click, you can remove shortcut virus from your computer and USB disk drive. It can restore files hidden by a virus and remove suspicious shortcuts and files from your USB drive and computer. It can repair registry and undo unwanted changes made by malware. It can also delete autorun virus from your USB drive. It can also vaccinate your computer and USB. It has a very simple interface. You just have to select your USB drive from list and click Clean button. If the tool does not work, please right click and "Run as Administrator." You can send me translations in JSON format. See how to: https://deuteriumsoftware.com/translate The tool currently supports five different languages. This tool requires .NET Framework 4.0 and Windows XP or later. -
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WebAutoType
Adds support to KeePass AutoType for URL matching
This is a plugin to KeePass <http://www.KeePass.info> to allow the AutoType functionality to work with browser URLs as well as window titles. If integration with KeePass Check for Updates is required, install http://sourceforge.net/projects/kpsfupdatechecker -
Veeam Data Platform v13.1 - Get Your Free TrialTry Veeam Data Platform today. Experience the unified platform that's secure by design, portable by default, and proven to recover clean, fast, and anywhere.
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Nokia NBU, NBF, NFB, NFC and ARC backup file parser, extractor and viewer. It can help you to check content of backup or extract files from it. Requires MS .Net Framework 2
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Shadowsocks for Windows
A secure socks5 proxy for Windows
Shadowsocks for Windows is a free and open source, high-performance secured socks5 proxy designed to protect your internet traffic. It allows you to surf the web privately and securely, and offers a number of useful features such as HTTP proxy support, system proxy configuration, server auto switching and plugin support. Shadowsocks is incredibly fast, as it utilizes bleeding edge techniques with Asynchronous I/O and event-driven programming. It also has a flexible industry-level encryption algorithm that supports custom algorithms. Shadowsocks for Windows requires a Microsoft .NET Framework 4.7.2 or higher, as well as Microsoft Visual C++ 2015 Redistributable (x86). -
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KPEnhancedEntryView
An enhanced entry view panel for KeePass
This is a plugin to KeePass <http://www.KeePass.info> to provide an enhanced entry view. For the rationale and design behind this project, see the forum post linked to as the homepage -
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BigBountyRecon
Automates reconnaissance for bug bounty and penetration testing target
BigBountyRecon is an open source reconnaissance tool designed to assist security researchers, penetration testers, and bug bounty hunters during the early stages of security assessments. It automates the collection of publicly accessible information about a target organization by combining numerous reconnaissance techniques with widely used Google dorks and other open source resources. Its main goal is to accelerate the information-gathering phase, which is often considered one of the most important steps in penetration testing and bug hunting. By quickly identifying potential information leaks and publicly exposed resources, the tool helps users gain an initial understanding of the target’s security posture. BigBountyRecon allows researchers to perform multiple reconnaissance checks without having to manually remember or craft complex search queries. It aggregates results from dozens of discovery techniques so analysts can identify possible entry points and weak configurations. -
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Safe Exam Browser Patch
Bypass Safe Exam Browser restrictions
This project is a bypass of Safe Exam Browser to allow users to exit the exam screen. -
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IPBan
IPBan is a trusted, free security software to block hackers
Since 2011, IPBan is the world's most trusted, free security software to block hackers and botnets. With both Windows and Linux support, IPBan has your dedicated or cloud server protected. Upgrade to IPBan Pro today and get a discount. Auto-ban ip addresses by detecting failed logins from event viewer and/or log files. On Linux, SSH is watched by default. On Windows, RDP, OpenSSH, VNC, MySQL, SQL Server, Exchange, SmarterMail, and MailEnable are watched. More applications can easily be added via the config file. Highly configurable, many options to determine failed login count threshold, time to ban, etc. Make sure to check out the ipban.config file (formerly named DigitalRuby.IPBan.dll.config, see IPBanCore project) for configuration options, each option is documented with comments. Shared failed logins and bans. All your machines work together to instantly block attackers from your entire network. -
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Yet Another Process Monitor (YAPM) is a powerful process viewer for Windows that monitors the services & processes, their modules, threads, handles, windows, TCP/UDP connections... etc. running on local system or on any of the computers on your network.
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AutoTypeSearch
AutoType Quick Search plugin for KeePass
This is a plugin to KeePass <http://www.KeePass.info> to provide a quick searching capability as an enhancement to the global auto-type system. If a global auto-type is requested, but no matching entry for the active window is found, this plugin will show a quick as-you-type search window which lets you to easily pick the entry to auto-type. It is also possible to open/edit, show, open the url for, or copy the password for the entry that is found. Auto-typing the password only is also supported. Any two actions can be configured, one for Enter, one for Shift+Enter. -
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A KeePass plugin that downloads and stores favicons. A favicon is the little icon / logo used to identify many websites, typically displayed in the browser's address bar, bookmark list and on tabs.
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Lock Windows workstation upon disconnection of bluetooth device. The program is able to run user specified commands on device connection and disconnection. Requires .NET 3.5
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NetworkMiner packet analyzer
The Network Forensics Tool
NetworkMiner is a Network Forensic Analysis Tool (NFAT) for Windows that can detect the OS, hostname and open ports of network hosts through packet sniffing or by parsing a PCAP file. NetworkMiner can also extract transmitted files from network traffic. New versions of NetworkMiner are released exclusively on www.netresec.com since version 2.0 of NetworkMiner. This page on SourceForge is only kept to provide hosting of older versions of the software. To get the latest version of NetworkMiner, please visit: http://www.netresec.com/?page=NetworkMiner -
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respite vpn - ssh & openvpn injector
Bypass your ISP's firewalls and connect to the internet!
Source: https://github.com/AlizerUncaged/HTTP-Injector respite is a SSH/openVPN client that allows you to connect to the internet with custom injected HTTP Proxy headers. This application requires Java (https://www.java.com/en/download/) and .Net 4.5 (https://www.microsoft.com/en-ph/download/details.aspx?id=42642 .Net 4.5 is already preinstalled in Windows 10). There are many SSH and OpenVPN Server providers in the internet, one is https://www.tcpvpn.com HTTP Proxy responses override (source code): https://github.com/AlizerDoesJava/respite-proxy-override Please rate, any feedback is appreciated. The application and server providers are free. -
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InterceptSuite
A TLS MITM proxy for Non-HTTP traffic, with support for TLS upgrades
InterceptSuite is a cross‑platform, SOCKS5‑based MITM proxy specially designed to intercept, inspect, analyze, and manipulate encrypted network traffic at the TCP/TLS layer. It goes beyond HTTP‑focused tools like Burp Suite and ZAP by providing universal TLS interception—including STARTTLS and non‑HTTP protocols—offering deep visibility and control for security testing and debugging. InterceptSuite bridges this gap by providing a universal TLS interception engine that works with any protocol, giving security researchers the tools they need to analyze, understand, and test encrypted communications effectively. With Python extension support, users can add custom protocol dissection capabilities tailored to their specific needs. -
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LOIC-0
A NETWORK STRESS TOOL BASED ON PRAETOX LOIC
Low Orbit Ion Cannon - 0 (LOIC-0) The original Low Orbit Ion Cannon with interface improvements. ALSO NOTED VERSION 1.0 OF LOIC-0 IS VERSION 1.2 OF LOIC AND SO ON. DISCLAIMER: USE ON YOUR OWN RISK. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER OR CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES THIS TOOL IS RELEASED WITH NO WARRANTY AT ALL. TAGS: LOIC,Low Orbit Ion Cannon, network, stress test, security software, network tool, Windows,Linux, LOWC, Low Orbit Web Cannon, network, stress testing, load testing, server load testing, server testing. -
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Bitwarden Mobile Application
The mobile app vault (iOS and Android)
The Bitwarden mobile application is written in C# with Xamarin Android, Xamarin iOS, and Xamarin Forms. Manage, store, secure, and share unlimited passwords across unlimited devices from anywhere. Bitwarden delivers open-source password management solutions to everyone, whether at home, at work, or on the go. Generate strong, unique, and random passwords based on security requirements for every website you frequent. Bitwarden Send quickly transmits encrypted information, files and plaintext, directly to anyone. Passwords are protected with advanced end-to-end encryption (AES-256 bit, salted hashtag, and PBKDF2 SHA-256) so your data stays secure and private. Generate strong, unique, and random passwords based on security requirements for every website you frequent. Bitwarden translations exist in 40 languages and are growing, thanks to our global community. -
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usb-guard
Turn any USB flash drive into a master key for your PC
USB Guard is an advanced workstation security solution for Windows that turns USB drives into physical authentication keys using native Windows Kernel APIs. - Zero-Trust Security: Validates unique hardware serial numbers through direct Kernel API calls, ensuring only authorized USB drives can unlock your PC. - Brute-Force Protection: Exponential delay penalties after failed unlock attempts prevent automated attacks. - High-Fidelity Lock Screen: Glassmorphism aesthetics with GPU-accelerated blur effects that blend seamlessly with your desktop wallpaper. - System Integration: Auto-mutes volume when locked, persists via Windows Registry, and covers all connected monitors. - Master Recovery Key: Exportable backup codes ensure you never get permanently locked out. - Lightweight: Runs efficiently using direct native APIs instead of heavy middleware, keeping resource usage minimal. Built with .NET 10, WPF, and Fluent Design. Open source under MIT License.
