Zero Data RetentionQuantum-Ready Entropy256-bit MinimumClient-Side OnlyPost-Quantum ReadyZero KnowledgeNIST SP 800-63BFIPS 140-3 AlignedNo Account NeededDoD CompliantZero Data RetentionQuantum-Ready Entropy256-bit MinimumClient-Side OnlyPost-Quantum ReadyZero KnowledgeNIST SP 800-63BFIPS 140-3 AlignedNo Account NeededDoD Compliant
Free security tools

Six tools.
Zero cost.

Every tool runs entirely in your browser. Nothing is stored. Nothing is transmitted. Free, forever.

k-anonymity
🔍

Password Breach Checker

Check if your password has appeared in known data breaches. Uses k-anonymity — your password never leaves your browser. Checks against 900M+ compromised credentials.

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Entropy analysis
💪

Password Strength Checker

Instant analysis: entropy in bits, estimated crack time, 7-point DNA audit score, and specific improvement suggestions. 100% client-side.

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Batch audit
📊

Password Audit Tool

Audit up to 10 passwords simultaneously. Breach check, entropy score, DNA grading, and pattern detection — all in one view. Nothing stored or transmitted.

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Compliance
📋

Password Policy Generator

Generate a complete, audit-ready password policy for your organisation. Aligned with HIPAA, SOC 2, ISO 27001, PCI-DSS v4.0, and NIST 800-63B. Free download.

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AES-256-GCM
🔐

Secure Password Sharing

Share passwords safely with AES-256-GCM encrypted links. The decryption key is embedded in the URL fragment — never sent to any server. Zero knowledge sharing.

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Client-side only
📶

WiFi QR Code Generator

Generate a QR code for your WiFi network. Anyone scans to connect instantly — no typing required. Your WiFi password never leaves your browser.

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Zero retention by design

Every tool on this page runs entirely client-side using your browser's native cryptographic APIs. No account, no tracking, no servers involved in processing your passwords.

What users say about the tools
★★★★★

"The Password Audit Tool found three weak passwords across my team I didn't know about. Breach check, entropy score, pattern detection — all in one run."

Jake F.
Small biz owner
★★★★★

"Secure Share is the feature I didn't know I needed. Sent my client their CMS login via a PassGeni encrypted link. Way better than texting passwords."

Ben A.
Freelance copywriter
★★★★★

"WiFi QR Generator at our agency. Thirty seconds, QR printed, no one asks for the WiFi password at meetings. Genuinely improves the workday."

Layla S.
Marketing manager
★★★★★

"Strength Checker gave me actual data — entropy in bits, crack time, improvements to make. Not just a vague red/green bar. Actual useful feedback."

Nina P.
UX researcher
★★★★★

"Generated a complete HIPAA-aligned password policy PDF in two minutes using the Policy Generator. IT stopped arguing with us instantly."

Elena V.
HR director
★★★★★

"Breach checker k-anonymity is real. Only 5 chars of my SHA-1 hash go to HIBP. I checked the network tab. My password never left the browser."

Hana J.
Data analyst