Cyber Defense Hub

Professional-grade tools.
Free. Private. No signup.

A suite of forensics and security tools built for real threat detection. Client-side where possible — your data stays yours.

✓ Always Free Core Tools ✓ No Data Sold ✓ No Ads
Cyber Defense Hub overview
🛡️
Browser
Extension
Free

ZeroTrust Extension

Featured

Zero Trust architecture enforced at browser level. Scans every link for phishing, blocks trackers, and verifies each connection before it reaches your session. Live on Firefox — Chrome pending approval.

  • Real-time link scanning
  • Tracker & fingerprint blocking
  • 600K+ threat intelligence feeds
  • SiteLock certified
🩺
Security
Audit
Free

Cyberhealth Audit

Recommended

A comprehensive interactive checklist that assesses your digital hygiene across 3 difficulty levels. Identifies weak points in your defense and generates a custom action list to lock down your accounts.

  • Beginner to Expert levels
  • Instant risk scoring
  • Actionable fix recommendations
  • Visual progress saving
Entropy
Calc
Free

Password Entropy Calc

Popular

Most people underestimate how fast AI can crack a password. This tool calculates the mathematical entropy of your password and simulates a brute-force attack to show you exactly how safe you are. Runs 100% client-side.

  • Brute-force simulation
  • Bit-strength analysis
  • Client-side & private
  • Visual strength meter
🔗
Link
Scanner
Free

URL Forensics Scanner

Utility

Received a suspicious link? Don't click it. Paste the URL here for deep forensic analysis — phishing keywords, hidden obfuscation, insecure protocols, full redirect chain inspection, and a 0–100 safety score.

  • Heuristic pattern detection
  • Phishing keyword scan
  • VirusTotal integration
  • Google Transparency check
📊
Dashboard
& History

Security Dashboard

Account

Store scan results and track your security posture over time. A free account unlocks all 10 security modules — identity breach audits, CVE scanning, dark web intel, vendor risk scoring, and more. History retained for 30 days.

  • 10 security modules unlocked
  • Identity breach audit
  • Security trend analytics
  • Embeddable score badge
🗜️
File
Compressor
Free

Files Compressor

New

Compress videos, images, and documents instantly in your browser. Uses JavaScript and WebAssembly so your files never leave your device — zero uploads, zero server contact. Presets for Discord, Twitter, WhatsApp, and email included.

  • 100% local — no uploads
  • MP4, MOV, JPG, PNG & more
  • Platform presets built-in
  • Hardware-accelerated encoding
📈
SEO
Analyser
Free

SEO Analyser

New

Instant SEO audit for any website. Runs 20+ checks covering meta tags, page speed, Core Web Vitals, heading structure, and more. No account required — enter a URL and get actionable results in seconds.

  • 20+ automated checks
  • Core Web Vitals analysis
  • Meta & heading audit
  • No signup required

🔐 Full Security Suite

Create a free account to unlock all 10 security modules — from dark web intelligence and CVE tracking to vendor risk scoring and site architecture mapping. One login, full access.

10 Modules Available Open Dashboard →
🔗
Link Scanner
Real-time malware & phishing analysis.
Launch ↗
🏢
Vendor Risk
Generate security scorecards for vendors.
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⚠️
CVE Tracker
Query global exploit database.
Launch ↗
🌐
Shadow IT
Find hidden subdomains & exposed assets.
Launch ↗
📋
Compliance
SOC2 / ISO evidence collection.
Launch ↗
🕶️
Dark Web Intel
Underground market monitoring.
Launch ↗
🔍
Identity Breach
Monitor credentials & dark web exposure.
Launch ↗
Password Audit
Strength analysis & entropy scoring.
Launch ↗
📈
SEO Analyzer
Grade foundational SEO health.
Launch ↗
🗺️
Site Architecture
Visualize website topology.
Launch ↗
Free
$0 / forever

Core tools, no credit card, no expiry.

  • Link Scanner (basic)
  • Cyberhealth Audit
  • Password Entropy Calc
  • SEO Analyser
  • Files Compressor
  • ZeroTrust Extension
  • 30-day scan history
  • CVE Tracker
  • Dark Web Intel
  • Vendor Risk Scoring
Premium
$15 / month

50 scans/hour + CVE module access for power users.

  • Everything in Free
  • 50 scans / hour
  • CVE Tracker access
  • Identity Breach Audit
  • Shadow IT Scanner
  • Compliance module
  • Extended scan history
  • Embeddable score badge
  • 200 scans/hour
  • All tools unlimited
Business
$85 / month

200 scans/hour + full access to every tool and module.

  • Everything in Premium
  • 200 scans / hour
  • All 10 modules unlocked
  • Dark Web Intel
  • Vendor Risk Scoring
  • Site Architecture mapper
  • SOC2 / ISO Compliance
  • Priority support
  • Unlimited scan history
  • Team dashboard access