Security ToolsPrivate by design
File Encrypt & Decrypt (AES-256)
Encrypt any file with a password using AES-256-GCM, or decrypt a file you previously encrypted here — all processing happens locally in your browser.
How to use this tool
- 1Add a file and enter a password.
- 2Choose encrypt or decrypt.
- 3Download the resulting file.
Frequently asked questions
Is my file uploaded anywhere?+
No — encryption and decryption use the Web Crypto API and run entirely in your browser. The file never leaves your device.
What happens if I forget the password?+
There is no recovery — the file cannot be decrypted without the exact password used to encrypt it.
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