AES-256-GCM

Passphrase + PBKDF2 key derivation, local encrypt/decrypt。 Runs locally—nothing uploaded.

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How to use & FAQ

Why Tools Ku

Free, no signup
Browser-local, not uploaded
No install
Desktop & mobile

AES-256-GCM: Passphrase + PBKDF2 key derivation, local encrypt/decrypt. Keys and plaintext stay local.

For dev/test; use audited server crypto in production.

Steps

Enter input/key
Pick algorithm
Run
Copy output

FAQ

Signup required for AES-256-GCM?: No. Free with no account.
Secrets uploaded?: No.
Production passwords?: Use server-side libraries.
Output format?: Often hex or Base64—see page.
Mobile browsers?: Yes; heavy tasks better on desktop Wi-Fi.
Copy or download?: Yes—copy text or download files as supported.