ShieldCheckv1.0

Workstation security scanner

Find the gaps before a hacker does.

ShieldCheck inspects your computer for the weaknesses ransomware and attackers exploit most, then tells you in plain English how to fix each one.

Start a deep scanTry the quick check

Read-only. Nothing is uploaded. Free.

shieldcheck.ps1 · example output
  1. [ OK ]Antivirus real-time protection
  2. [ OK ]Firewall (all profiles)
  3. [ FAIL ]Ransomware folder protection
  4. [ WARN ]Pending security updates
  5. [ OK ]Remote Desktop exposure
  6. [ FAIL ]SMBv1 legacy protocol
  7. [ WARN ]Disk encryption (BitLocker)
  8. score 58/100 · 2 critical fixes found

Quick check

Browser version, OS support, local IP leaks and privacy signals. Runs instantly, nothing to install.

Run in browser

Deep scan

A read-only script for Windows, macOS or Linux that checks antivirus, firewall, encryption, remote access and more.

Scan this computer

Ransomware defense

A practical checklist for backups and hardening, plus exactly what to do if your files are already locked.

Open checklist