Ferramentas de Security — Utilitários online gratuitos
Security and privacy tools to generate strong passwords, hash files, and encrypt text locally. Sensitive input is processed in your browser and never transmitted.
Encode or decode text using the classic Caesar cipher shift algorithm.
Calcule os hashes SHA-1, SHA-256 e SHA-512 de qualquer arquivo inteiramente no seu navegador.
Criptografe e descriptografe texto com a cifra de Vigenère e explore cifras clássicas.
Criptografe e descriptografe texto com uma senha usando AES-GCM e WebCrypto — totalmente no lado do cliente.
Gere senhas criptograficamente seguras com controle refinado sobre comprimento, conjuntos de caracteres e quantidade.
Clean HTML and remove XSS / dangerous code
Cole uma string de hash e identifique qual algoritmo provavelmente é.
Store and manage passwords locally in your browser — nothing sent to any server.
Measure password strength in bits of entropy and estimate crack times.
Audit a list of passwords for strength, entropy, common patterns, and get detailed security recommendations for each one.
Generate strong, memorable passphrases from a built-in word list with entropy display.
Generate TOTP 2FA codes from a Base32 secret — no app needed.