jwt-security-scanner
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Automated JWT Vulnerability Scanner

Catch JWT auth flaws before they become account takeovers.

Crawl your production web app, surface weak secrets, algorithm confusion risks, unsafe token storage, and broken validation patterns, then ship fixes with clear exploit evidence and remediation guidance.

Why teams buy this quickly

  • JWT bugs are often subtle and bypass normal QA checks until an incident happens.
  • Manual security audits are expensive snapshots that miss regressions after each release.
  • This scanner continuously checks auth flows and gives engineering-ready fixes.

Problem

Fast product teams commonly ship JWT anti-patterns like long-lived tokens, weak HMAC secrets, and cookie misconfiguration that create direct account takeover paths.

Solution

Automated crawling and JWT analysis identify exploitable auth flaws, rank severity, and provide remediation details mapped to OWASP and CWE.

Outcome

Engineering leads gain continuous security confidence in CI/CD without hiring dedicated appsec staff or running one-off consulting audits.

Simple pricing for fast-moving teams

One plan built for Series A-C engineering teams that need security coverage without adding security headcount.

Includes continuous scan automation
  • Unlimited JWT endpoint crawling across one production app
  • Weak-secret and algorithm-confusion detection with exploit evidence
  • Daily scheduled scans with alert-ready risk summaries
  • GitHub webhook trigger for scans on deploy
  • Detailed remediation guidance mapped to OWASP and CWE

Starter Security Plan

$14/ month

Hosted checkout. Cancel anytime. Upgrade as your app and threat surface grow.

Buy Secure Access

Unlock your paid dashboard

After checkout and webhook delivery, enter your Stripe receipt email to set your access cookie for dashboard and scanner APIs.

This stores an HTTP-only signed cookie for dashboard access.

FAQ

How is this different from static security scanners?

Most static scanners flag generic JWT smells. This scanner actively crawls your deployed app, inspects real responses, cookies, and token flows, then maps findings to exploit paths your team can actually fix.

Will this block our CI pipeline?

No. GitHub/webhook-triggered scans run asynchronously. Your pipeline can fetch the latest score and vulnerability delta via API to decide whether to block deployment.

Can we use this without a dedicated security team?

Yes. Findings include priority, exploit context, and remediation steps tied to OWASP and CWE so product engineers can close auth risks quickly.

How do we unlock the dashboard after payment?

After checkout, send Stripe webhook events to `/api/webhooks/lemonsqueezy`. Then enter the same receipt email below to receive a secure access cookie.