About This Tool
Random Universe Cipher - Encryption Tool is a free online developer tool that runs entirely in your browser. No signup required, no data uploaded to servers—complete privacy and security for your content.
Perfect for developers, content editors, technical writers, and anyone who needs to 256-bit quantum-resistant symmetric encryption cipher. encrypt and decrypt text and files with password-based authentication. features aead, argon2 kdf, and shake256. free online encryption tool.. All processing happens locally in your browser, ensuring your data never leaves your device.