Free Cybersecurity Tools to Check Before You Trust
Inspect suspicious emails, deceptive links, domain protection, and password exposure with practical tools that explain what they find.
Tool directory
Start with what you need to check.
Most checks run locally in your browser. Each tool explains its privacy model before you submit anything.
Domain protection
Email Spoofing & DMARC Checker
Inspect a domain's email authentication posture and find the gaps that can make impersonation easier.
Message investigation
Email Header Analyzer
Turn raw email headers into a readable authentication and delivery-path report.
Link inspection
Phishing URL Checker
Inspect a link for deceptive formatting, risky hostnames, unusual ports and common phishing tricks.
Quishing protection
QR Phishing Checker
Reveal the destination hidden inside a QR code before deciding whether to open it.
Email forensics
Suspicious Email File Analyzer
Open an .eml file safely and inspect its headers, links and attachment indicators without rendering it.
Content analysis
Phishing Email Text Analyzer
Check message text for urgency, credential requests, payment pressure and social-engineering language.
Password exposure
Breached Password Checker
Check whether a password has appeared in known breach data without exposing the password itself.
Account security
Secure Password Generator
Create strong, unique passwords locally with control over length and character types.
From inspection to prevention
A tool can flag the clue. Practice helps people recognize it next time.
Run realistic phishing simulations, reinforce the missed signals, and track improvement with Phishmake.