Free browser utility

AES Encrypt and Decrypt

Encrypt and decrypt text locally with password-derived AES-GCM and authenticated ciphertext.

Free to use Your entries and results stay in this browser. Lucaden does not upload them.

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How it works

Complete the job in three clear steps

Enter plain text or a Lucaden AES payload and passphrase.
Choose the relevant options and create authenticated encrypted or decrypted text.
Review the assumptions and download or copy the result when available.

Important

Check the result before relying on it

Use these utilities for development, learning, and local checks. Do not treat a browser tool as a replacement for audited identity systems, password managers, production key management, or server-side authentication controls.

Practical details

What this Lucaden tool does

Encrypt and decrypt text locally with password-derived AES-GCM and authenticated ciphertext.

This dedicated Lucaden route uses browser APIs and documented open-source foundations. It does not submit your working data to Lucaden.

Included capabilities

AES-GCM authentication
PBKDF2 key derivation
Random salt and nonce
Copy and download actions

Useful for

Protect a local text snippet
Test AES-GCM workflows
Round-trip a private note
Learn authenticated encryption

Questions

About this tool

Is this result authoritative?

No. It is a transparent estimate or transformation based on the values supplied. Verify important financial, health, academic, construction, legal, or operational decisions with an appropriate source.

Does Lucaden store my inputs?

No. This workspace runs locally in the current browser and does not send your entries to Lucaden.

Open-source foundations

Built transparently

Lucaden documents its standards sources, architectural references, and permissive runtime dependencies while keeping this workspace consistent with the Lucaden interface.

Privacy-First ToolboxMIT architecture reference source Third-party noticesLicenses and attribution