Free security tools

Professional security checks, free

Scan your domain or assess your security programme, see your headline score instantly, then receive a detailed branded PDF report by email.

Website & Email Security Scan

Live, non-intrusive checks of public information about your domain: Mozilla Observatory grade, 10 security-header tests, HTTPS/HSTS, SPF, DMARC, DKIM, CAA, DNSSEC, MX and certificate-transparency subdomains.

Only scan domains you own or are authorised to assess. Checks use public APIs (Mozilla Observatory, Google Public DNS, crt.sh).

Full findings are in your PDF reportEnter your details below to receive it by email.
Free full report

Get your detailed PDF report by email

Your full report includes an executive summary, every finding with severity, and prioritised remediation steps. A Cybersense consultant may follow up to walk you through it.

  • Branded multi-page PDF
  • Findings table & recommendations
  • Sent to your work email

Security Readiness Assessment

32 questions across 8 domains — governance, identity, network, endpoint, cloud, data, incident response and compliance. Takes about 6 minutes.

0 of 32 answered

Domain breakdown & recommendations are in your PDFEnter your details below to receive it by email.
Free full report

Get your detailed PDF report by email

Your full report includes an executive summary, every finding with severity, and prioritised remediation steps. A Cybersense consultant may follow up to walk you through it.

  • Branded multi-page PDF
  • Findings table & recommendations
  • Sent to your work email

Breached Password Check

Checks a password against Have I Been Pwned’s 900M+ breached passwords. Uses k-anonymity: only the first 5 characters of a SHA-1 hash leave your browser.

Password Strength & Generator

Entropy and estimated crack time, computed locally. Generate strong passwords and passphrases with the Web Crypto API.

Nothing typed yet — nothing is sent anywhere.

Hash Generator

SHA-1, SHA-256, SHA-384 and SHA-512 of any text — computed in your browser.

Phishing Link Analyzer

Heuristic checks for suspicious URLs: lookalike domains, IP hosts, punycode, risky TLDs, credential keywords and more. The link is not visited.

Email Header Analyzer

Paste raw email headers to see SPF, DKIM and DMARC results, the sending path and red flags.

These tools provide indicative results and are no substitute for a professional assessment. Penetration testing · Gap analysis · Case studies

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Start with a complimentary security audit. Our consultants review your exposure and deliver a prioritised, plain-English action plan.

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