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Alternatives

Products that do what Defentrium does

Public website security scanner for headers and TLS

  1. 1

    Free browser extension to know security score of any website

    2023

  2. 2

    Keeping your web3 interactions safe

    2023

  3. 3
    RustScan108

    Fast and developer-friendly Rust contract security scanner

    2025

  4. 4ST
  5. 5

    Intercept malicious transactions before you get scammed

    2022

  6. 6
    Beagle74

    Secure your website before hackers break into it.

    2018

  7. 7

    Uptime check with built in security monitoring

    2020

  8. 8

    Web Security Risk & AI authorship scanner

    27d ago · vulnexa.com

  9. 9WS

    http://webscanner.tk/quickscan/ Hi! I made this project over the couse of a week to help teach myself more about Django and web app development. I am studying computer security in school and web security is one of my passions. It is a tool that helps web developers ensure that they have implemented helpful security mechanisms like HTTPOnly flags, X-Frame-Options, etc. There are hundreds of tools that offer to scan websites for things like cross-site scripting, mySQL injection, etc. This tool simply looks for information that is available via one or two GET requests (the headers, protocols,…

    2013

  10. 10

    Free website security scanner: headers, SSL, DNS, SPF/DMARC

    27d ago · nivaronix.com

  11. 11WF

    This can be used to find phishing domains or domains matching any pattern you want if you select "custom filter." You can also connect over WebSocket at /ws and use any programming language you want. There may be duplicates because some domains are published in multiple logs. I get data from all of the logs currently included with Chrome, a list of which is available here: https://github.com/google/certificate-transparency-community....

    2024 · firehose.lol

  12. 12CH

    There is a growing number of companies offering anti-bot protection SaaS to protect websites from scraping by automated bots based on Puppeteer/Selenium. Most of them rely on browser properties such as headers, javascript properties (window., navigator.), behavior analysis, to build device/user fingerprints and match it against a database of "whitelisted" fingerprints (typical user behavior/settings/device props etc). For the past few months, together with two other devs I have worked on a customized Puppeteer/Playwright scraping backend. It's essentially a drop-in…

    2021

  13. 13

    Scan your domain. See what attackers see.

    27d ago · threatlocator.com

  14. 14

    Check your site's TLS, headers, DNS and accessibility

    11d ago · perimeter.getunlogged.com

  15. 15CF

    A few months ago, a friend asked me to check his WordPress site for vulnerabilities. What I found shocked me – critical flaws exposing sensitive data everywhere. That's why I built CR4SH3R: a focused tool to detect Arbitrary File Download flaws before attackers do Key Features: Lightning-fast multi-threaded scanning, Extracts credentials from exposed files (like wp-config.php), Generates actionable Excel reports, Simple GUI for one-click security checks Would love your feedback!

    2025 · github.com

  16. 16TS

    Hi HN, I’m Guillaume, the cofounder of Bearer, an Open Source SAST solution. After launching a few weeks ago here on Hacker News with support for Ruby and JavaScript stacks, I’m happy to report we’ve just released a new version (v1.2) with TypeScript support! In terms of code coverage, we use the same rules already implemented for vanilla JavaScript, but as usual, you can build your own. The rules list is here: https://docs.bearer.com/reference/rules/ It’s a first version for TS, but we believe that thanks to the pre-existing JavaScript support it should already…

    2023

  17. 17

    AI-powered vulnerability scanning for modern web apps

    7d ago · vetora.site

  18. 18PA

    Hi HN! After several months of work, I'm excited to share ProKZee, a free and open-source network security tool built with Go and React using Wails framework. ProKZee allows developers, security researchers, and penetration testers to intercept, inspect, and modify HTTP/S traffic — similar to tools like Burp Suite, OWASP ZAP, and Caido — but with a fast native UI, modern UX, and some unique features. https://github.com/al-sultani/prokzee

    2025 · github.com

  19. 19IB

    Linux Foundation survey says 70-90% of modern software constitute OSS code. Yet we are stuck with tools that scan only for vulnerabilities in 3rd party libraries and that too with high degree of false positives. I built `vet` for policy and data driven analysis of 3rd party packages that goes beyond only vulnerability and allows codifying organisational policies related to OSS consumption. https://github.com/safedep/vet Looking forward to feedback and suggestions from HN :)

    2023 · github.com

  20. 20AS
  21. 21TT

    PNLS is an open-source offensive tool that captures and displays SSIDs from device's Preferred Network List. This is achieved by sniffing out Probe Requests in the nearby vicinity which are then parsed for SSID and other information, and finally propagated to the web UI. The project was build using a Raspberry Pi with Kali Linux OS. It uses Python, FastAPI and Redis for the backend and React/JavaScript for the frontend. I hope some of you will find this useful. Also, I would love and appreciate some feedback. Thank you.

    2023 · github.com

  22. 22AT

    Safe Scanner is a simple, slim (350kb) web app which shows URL redirects, checks https and validates against Google Safe Browsing for scanned links. It also keeps a history which you can share. There are other apps out there but they are bloated and slow. Hope this helps someone.

    2024 · safe-scanner.com

  23. 23ZU

    Hi! I made this as a hackathon project, the result is really cool and works very well. All you need to do is connect with your Metamask wallet and start creating documents. It also has proof of autorship, so we know if you wrote the document, or you just copy/pasted from chatgpt. This could be useful for schools or something. Let me know what you think. Thanks!

    2024 · zkpaper.com

  24. 24BI

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