Developer Security
CORS verification, CSP generator, SRI hashes, security.txt, and ReDoS testing.
6 Active Tools
Developer Security
JWT Security Inspector
Security-focused JWT analyzer testing for unsigned token bypass, algorithm confusion, key length, and token replay.
Browser local
Open Tool →Developer Security
Regex Security & ReDoS Tester
Analyze regular expressions for exponential complexity, nested quantifiers, and denial-of-service vulnerabilities.
Browser local
Open Tool →Developer Security
CORS Checker & Builder
Analyze CORS configuration issues (wildcard with credentials, insecure origins) and generate correct backend headers.
Browser local
Open Tool →Developer Security
CSP (Content Security Policy) Generator
Interactive CSP builder generating secure directives for scripts, styles, frames, images, and connect endpoints.
Browser local
Open Tool →Developer Security
SRI (Subresource Integrity) Hash Generator
Calculate cryptographic SRI hashes and ready-to-use HTML script/link tags to protect against CDN tampering.
Browser local
Open Tool →Developer Security
Security.txt Generator (RFC 9116)
Create compliant security.txt files with Contact, Expires, Encryption, Canonical, and Policy directives.
Browser local
Open Tool →