security

Sécurité

Force des mots de passe, hachage, checksums et utilitaires crypto

Free security utilities for strong passwords, hashing, and quick crypto checks. Prefer client-side tools when handling real secrets.

Passwords & passphrases

Generate and measure password strength and entropy.

Hashes & checksums

SHA, HMAC, PBKDF2 and file integrity checks.

Keys, JWT & encoding

RSA keys, JWT helpers, UUID checks and URL encoding.

Frequently asked questions

The generator runs in your browser. Use a password manager to store results; do not reuse passwords across sites.

Prefer local tools for highly sensitive secrets. These pages are built for convenience checks and learning workflows.

Yes. Use File Checksum Generator or the SHA checkers with your file or text input.