Security & Crypto Tools
Generate keys and hashes, sign tokens and inspect certificates — using your browser’s Web Crypto API, so secrets stay on your device.
Bcrypt Generator & CheckerCreate bcrypt hashes for test users, seed data or config files, and check whether a password matches a…JWT DecoderPaste a JSON Web Token to inspect its header and payload, check when it expires and verify its signature.…Hash GeneratorCompute MD5 and SHA hashes of any text or file instantly, create HMAC signatures, and paste an expected…Htpasswd GeneratorGenerate user:hash lines for HTTP Basic Authentication in Apache, Nginx, Traefik and Caddy — with bcrypt…HMAC GeneratorCompute keyed HMAC signatures for API requests and webhooks, and check whether a received signature is…JWT EncoderBuild a JWT for testing APIs: edit the payload, add standard claims with one click and sign it with an…RSA Key GeneratorCreate a public/private key pair for JWT signing, TLS testing, encryption experiments or SSH — generated…SSH Key GeneratorCreate an SSH key pair for GitHub, GitLab, servers or CI deploy keys — Ed25519 by default, in standard…SSL Certificate DecoderPaste a PEM certificate or a full chain to see who it was issued to, which domains it covers, when it…CSR DecoderVerify a CSR before you submit it to a certificate authority: domain names, organisation details, key…AES Encrypt & DecryptProtect a note, secret or config value with a password using AES-256 — or decrypt text produced by openssl…
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