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Sign up for free in just a few minutes and ask our top researchers to evaluate the security of your web or mobile app. Decide to run either a bug bounty program or an agile crowdsourced security audit. Choose from our Core of vetted researchers or the whole Crowd. | It is a free, open-source penetration testing tool. It is designed specifically for testing web applications and is both flexible and extensible. |
| - | Open source;
Cross platform (it even runs on a Raspberry Pi!);
Easy to install (using a multi-platform installer builder);
Completely free (no paid for 'Pro' version);
Ease of use a priority;
Comprehensive help pages;
Fully internationalized |
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Stacks 8 | Stacks 83 |
Followers 33 | Followers 45 |
Votes 0 | Votes 0 |

Someone has found a potential security issue with your technology. What happens next? Making certain this discovery leads to a positive outcome for everyone involved is crucial. Replacing an antiquated security@ mailbox with the HackerOne platform brings order and control to an otherwise chaotic process.

Our Crowdcontrol platform safely connects you to a curated community of 8,300 security researchers to securely capture, triage and reward vulnerabilities in your code. Reduce your effort by over 85% and get back to work!

BitResurrector v3.0 is a high-performance suite for recovering lost Bitcoin private keys. It leverages extreme GPU acceleration, AVX-512 parallelism, and cryptographic optimizations like Montgomery REDC. Built for "Digital Archaeology," it specializes in auditing historical PRNG weaknesses and statistical anomalies in early blockchain assets.

An open source security tool for testing a data center's resiliency to perimeter breaches and internal server infection. The Monkey uses various methods to self propagate across a data center and reports success to a centralized Monkey Island server.
RedVeil offers on-demand penetration testing powered by agentic AI. Uncover vulnerabilities and get actionable at a fraction of traditional costs.
Secuditor Lite is a free diagnostic security tool with a friendly GUI for Windows endpoints and networks. It helps identify system vulnerabilities, improve device Operational Security (OPSEC), detect network elements, and generate structured audit reports, all in one place. Suitable for both personal and organizational environments.

You built the app. We'll find the holes. One audit, one payment — no security knowledge required. Free quick scan, $29 deep audit.

At its core, Vulseek combines automated asset discovery and scanning with intelligent risk prioritization, allowing security teams to focus on what truly matters. Its customizable dashboards, real-time alerts, and integrations with popular ticketing systems and SIEMs help ensure vulnerabilities are addressed swiftly and systematically.

It is an online platform for checking port status. It checks whether a port is open, closed or filtered based on port number and IP address. The tool can handle IPv4/IPv6 IP addresses of a network. The tool verifies ports on both the internal computing network and the external one as well. This tool offers a premium feature of version scan and country-wise server testing to its users. With its unlimited usage, one can take maximum advantage of the tool for network issues troubleshooting.

DeepStrike, a world-renowned leader in penetration testing and attack surface management, enables organizations to expand their security initiatives confidently