Security Tools for Tokens, Hashes, Keys, and API Workflows
Use practical security tools to decode JWTs, generate HMAC signatures, create SHA256 hashes, format PEM keys, generate RSA key pairs, build CSP headers, and prepare secure API values during development.
Useful for Authentication, Tokens, and Verification
JWTs, API secrets, hashes, signatures, and encrypted values often appear during authentication and backend workflows. These tools help inspect, generate, and verify them quickly.
Built for Everyday Security-Related Checks
Whether you are validating a token, checking a signature, generating a hash, or testing secure values during development, these utilities reduce repetitive debugging effort.
Fast Local Checks Without Extra Setup
Most tools work directly in your browser so you can inspect sensitive values, compare outputs, and run quick security-related checks without extra software.
Popular Security Tools
Start with frequently used tools for JWT debugging, API signing, password hashing, and secure backend development workflows.
JWT Decoder
Decode JWT header and payload data locally, inspect claims, and review token structure without verifying the signature.
Open tool →Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text with clear hashing and security notes.
Open tool →Password Generator
Generate browser-based random passwords with selectable length, letters, numbers, symbols, and safer randomness.
Open tool →HMAC Generator
Generate HMAC SHA-256, SHA-384, or SHA-512 values from text and a shared secret in your browser.
Open tool →bcrypt Generator
Generate salted bcrypt hashes with selectable cost factors for development and testing.
Open tool →API Key Generator
Generate browser-based random API keys, secret strings, and Base64URL-safe tokens with entropy guidance.
Open tool →All Security Tools
Browse the complete security utility set for tokens, signatures, hashes, keys, headers, and authentication-related debugging.
JWT Decoder
Decode JWT header and payload data locally, inspect claims, and review token structure without verifying the signature.
Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text with clear hashing and security notes.
Password Generator
Generate browser-based random passwords with selectable length, letters, numbers, symbols, and safer randomness.
HMAC Generator
Generate HMAC SHA-256, SHA-384, or SHA-512 values from text and a shared secret in your browser.
bcrypt Generator
Generate salted bcrypt hashes with selectable cost factors for development and testing.
API Key Generator
Generate browser-based random API keys, secret strings, and Base64URL-safe tokens with entropy guidance.
JWT Expiration Checker
Check JWT exp, nbf, and iat timestamps, convert token times, and review expiration or not-before issues.
Random Token Generator
Generate browser-based random tokens for API keys, webhook secrets, session IDs, and testing with Base64URL, alphanumeric, hex, or numeric output.
SHA256 Generator
Generate SHA-256 hashes from text and review one-way hashing, exact input matching, and safe usage limits.
RSA Key Generator
Generate RSA signing key pairs in your browser and export public and private keys as SPKI and PKCS8 PEM.
Base64URL Encoder Decoder
Encode and decode URL-safe Base64 strings, JWT segments, and padded or unpadded Base64URL values.
PEM Formatter
Format PEM certificates, public keys, private keys, CSRs, and multiple PEM blocks with label checks and line wrapping.
CSP Generator
Build Content-Security-Policy headers with common directives, source cleanup, and warnings for risky values.
JWT Signature Verifier
Verify HS256 JWT signatures with a shared secret and check whether the token header and payload match the signature.
CORS Header Checker
Check CORS response headers for origins, credentials, methods, request headers, preflight behavior, and common browser issues.
Security Headers Scanner
Review browser-visible CSP, HSTS, framing, MIME, referrer, permissions, and cross-origin response headers with scanner-limit notes.
CSP Analyzer
Analyze Content Security Policy directives, source values, unsafe keywords, duplicates, and common policy gaps.
Security Header Generator
Generate HTTP security header snippets and review recommended values for CSP, HSTS, X-Frame-Options, Referrer-Policy, and more.
PEM Certificate Viewer
Inspect PEM certificate blocks, fingerprints, decoded size, certificate boundaries, and readable byte previews in your browser.
CSP Policy Builder
Build Content Security Policy headers, configure directives, add trusted sources, and generate report-only or enforced CSP output.
Cookie Security Checker
Check Set-Cookie headers for Secure, HttpOnly, SameSite, expiry, domain, path, prefix, and Partitioned issues.
HSTS Header Generator
Generate Strict-Transport-Security headers with max-age, includeSubDomains, preload, rollout warnings, and server config output.
Permissions Policy Header Generator
Generate Permissions-Policy headers for browser features like camera, microphone, geolocation, fullscreen, payment, USB, and clipboard.
JWT Claims Inspector
Inspect JWT claims like exp, nbf, iat, issuer, audience, subject, scopes, roles, and token lifetime without verifying signatures.
Hash Algorithm Identifier
Identify possible hash algorithms from format, length, character set, prefixes, and common hash shapes.
CSP Report Analyzer
Analyze CSP violation reports, parse JSON or NDJSON, group blocked resources, and review report-only or enforced CSP signals.
Subresource Integrity Hash Generator
Generate SHA-256, SHA-384, and SHA-512 Subresource Integrity hashes and script/style integrity attributes for CDN resources.
Referrer Policy Generator
Generate Referrer-Policy headers, Nginx/Apache config, HTML meta tags, and privacy guidance for browser referrer behavior.
JWT Secret Strength Checker
Check JWT and HMAC signing secrets for entropy, length, weak words, repeated patterns, UUID-like values, and risky formats.
Security.txt Generator
Generate security.txt content with Contact, Expires, Canonical, Policy, Encryption, Acknowledgments, Preferred-Languages, and Hiring fields.
TLS Certificate Expiry Reminder Generator
Generate TLS certificate expiry reminders, SSL renewal checklists, calendar notes, and renewal action plans from a known expiry date.
Bearer Token Header Generator
Generate Bearer token Authorization headers, cURL snippets, fetch examples, and safe API request snippets.
Everyday Security Tasks These Tools Make Easier
Authentication, tokens, hashes, API secrets, certificates, and security headers often create small debugging moments during development. These tools help inspect, generate, validate, and troubleshoot common security-related values without unnecessary setup.
Inspect JWT tokens when authentication suddenly stops working.
Generate HMAC signatures while testing APIs or webhook integrations.
Create SHA256 hashes for verification, comparison, or debugging.
Generate bcrypt hashes during password or login-related testing.
Format PEM certificates and keys before configuration or deployment.
Create RSA key pairs for signing, encryption, or verification workflows.
Generate random tokens and API keys during development or testing.
Build Content Security Policy rules to reduce common frontend risks.
Why Security Utilities Matter for Developers
Security-related work often includes checking tokens, hashes, headers, signatures, certificates, or encoded values.
Small mistakes can create access issues, failed verification, or authentication errors. Security tools help make quick checks easier while testing or preparing secure values.
Frequently Asked Questions
What are online security tools used for?
Security tools help developers inspect tokens, generate hashes, create signatures, format keys, build security headers, and test authentication-related workflows.
Are these tools useful for API security?
Yes. These utilities are useful for JWT inspection, HMAC signatures, API keys, webhook verification, Base64URL handling, and secure backend testing.
Can I use these tools for password-related testing?
Yes. Tools such as bcrypt Generator, SHA256 Generator, Random Token Generator, and API Key Generator can help with development and testing workflows.
Are private keys and tokens uploaded anywhere?
Most Yoryantra tools run locally inside your browser. Sensitive values are not uploaded unless a specific tool clearly requires an external URL check.
Do these tools replace professional security testing?
No. These tools are useful for development, debugging, and quick checks. Production security still needs proper reviews, monitoring, access control, and secure infrastructure practices.