Online Tool Store
Szyfrowanie/deszyfrowanie AES-256
Use Szyfrowanie/deszyfrowanie AES-256 to encrypt or decrypt text in your browser with AES-256-GCM. Nothing is uploaded, and the passphrase stays on your device
🔒 To narzędzie działa w całości w Twojej przeglądarce. Twoje pliki nigdy nie są wysyłane na serwer.
Security & Privacy
Szyfrowanie/deszyfrowanie AES-256
Podgląd interfejsu — bez przesyłania i usług zewnętrznych.
Wynik podglądu
Configure the fields above to preview the Szyfrowanie/deszyfrowanie AES-256 workspace. This frontend-only tool does not upload data or call external services.
How the Szyfrowanie/deszyfrowanie AES-256 works
- Enter text and a passphrase.
- The browser derives a key and encrypts or decrypts the text locally.
- Copy the result and use the same passphrase when decrypting.
FAQ
Does this tool upload my data?
No. Encryption and decryption run in your browser and nothing is sent to a server.
Which encryption mode is used?
This tool uses AES-256-GCM with a passphrase-derived key.
Can I use it without an account?
Yes. The page is designed as a private browser workspace.
How we compare
| Feature | Online Tool Store | OpenSSL CLI | Server-side AES tool |
|---|---|---|---|
| Runs in the browser | ✓ | Local command | ✗ |
| No terminal required | ✓ | ✗ | ✓ |
| Authenticated encryption | ✓ | Depends on configuration | ✓ |
Keep your passphrase private and verify important encrypted data after decrypting.