Tools tagged "segurança"

Strong Password Generator Create strong random passwords with full control over length and characters — generated locally, never transmitted. Caesar Cipher Encoder & Decoder (ROT13) Encrypt and decrypt messages with the Caesar cipher or ROT13 — right in your browser. Hash Generator Generate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes of any text — right in your browser. HMAC Generator Compute HMAC-SHA-256 and HMAC-SHA-512 signatures with your secret key — right in your browser. API Token Generator Generate cryptographically secure random tokens in hex, Base64URL or alphanumeric format — in your browser. JWT Decoder Decode JWT header and payload, inspect claims and expiration — without the token leaving your browser. QR Code Reader Read any QR code with your camera or from an image file — decoded in your browser. Leaked Password Checker Check whether a password appears in known data breaches — the password itself never leaves your browser. Passphrase Generator (Diceware) Generate a strong, memorable passphrase by combining random Portuguese words — the Diceware method with a local word list. SSL Certificate Checker Check the SSL/TLS certificate of any domain — issuer, validity dates, days until expiry and subject alternative names. HTTP Response Headers Fetch the HTTP response headers of any URL — status code, content type, caching, security headers and more. EXIF & Metadata Remover Strip all metadata from an image — EXIF, GPS location, camera info — by re-exporting through the browser canvas. Password Strength Checker Type a password and see its strength — based on length, character types and entropy.