---
title: "Free security tools from an ethical hacker | Daniel Christensen"
canonical_url: "https://danielchristensen.no/en/tools"
last_updated: "2026-09-02T13:50:00.494Z"
locale: en
meta:
  description: "Simple, free tools for digital security: check a domain's security and generate strong passwords locally in your browser."
  "og:description": "Simple, free tools for digital security: check a domain's security and generate strong passwords locally in your browser."
  "og:title": "Free security tools from an ethical hacker"
---

Tools

# Free security tools

Small, free tools I built to make digital security a little easier. No sign-in, just open and use.

[![Domain check](https://danielchristensen.no/_ipx/f_png&q_90&s_1280x720/assets/verktoy-domenesjekk-en.png)Free<h2>Domain check</h2>Scan a domain in seconds and get a score on email, encryption, DNS and security headers, with concrete fixes.Open the tool →](https://danielchristensen.no/en/tools/domain-check) [![Password generator](https://danielchristensen.no/_ipx/f_png&q_90&s_1280x720/assets/verktoy-passordgenerator-en.png)Free<h2>Password generator</h2>Generate a strong, random password right in your browser. Nothing is sent anywhere, it all happens locally on your machine.Open the tool →](https://danielchristensen.no/en/tools/password-generator) [![Supabase-pwn](https://danielchristensen.no/_ipx/f_png&q_90&s_1280x720/assets/verktoy-supabase-pwn-en.png)Open source<h2>Supabase-pwn</h2>

Open-source tool for security-testing Supabase projects: exposed tables, weak RLS, open buckets and more.Open the tool →](https://danielchristensen.no/en/tools/supabase-pwn) [![Slidev Studio](https://danielchristensen.no/_ipx/f_png&q_90&s_1280x720/assets/verktoy-slidev-studio-en.png)Open source<h2>Slidev Studio</h2>A visual editor for Slidev. Drag, resize and animate elements right on the slide, while the deck stays a plain Markdown file.Open the tool →](https://danielchristensen.no/en/tools/slidev-studio)