Problem
JWT vulnerabilities remain one of the most exploited auth classes. Teams move fast, skip deep crypto review, and unintentionally ship tokens that are too permissive.
JWT Security Checker
Scan your app for JWT security vulnerabilities
Catch exploitable JWT flaws before they become account takeovers.
Most teams ship JWT auth quickly and miss subtle validation gaps that attackers exploit. JWT Security Checker continuously scans your implementation and highlights remediation steps your engineers can ship in the same sprint.
Why teams adopt this in week one
- Finds high-risk JWT anti-patterns static linters miss, including decode-based auth logic and weak algorithm configuration.
- Drops directly into CI/CD so security review happens every pull request, not once per quarter.
- Provides concrete fixes with impact context, so engineers understand urgency and implementation path.
Solution
Automated AST-based analysis across your codebase surfaces risky JWT handling and prioritizes vulnerabilities by exploitability.
Outcome
You ship authentication updates with confidence, reduce breach likelihood, and avoid costly last-minute security audits.
Simple pricing for fast teams
One plan. Full scanner access. Built for teams without dedicated AppSec headcount.
JWT Security Checker Pro
Built for solo founders and small teams shipping auth flows quickly.
$8/ month
- Unlimited JWT security scans
- Rule-based checks for algorithm, expiration, and claim validation
- GitHub repository scanning endpoint for CI/CD
- Actionable remediation guidance with CWE mapping
- Paywall-unlocked dashboard with scan analytics
Buy Secure Access
After checkout, enter your purchase email on the dashboard to activate the paid scanner cookie.