Zero-Knowledge Encryption
Authium Send
Share secrets, API keys, and credentials with self-destructing links. The server never sees your data.
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End-to-end encrypted — never sent in plaintext0 / 10,000 bytes
Client-Side Encryption
Your secret is encrypted in your browser using AES-256-GCM before it ever touches our servers.
Zero-Knowledge
The decryption key lives in the URL fragment (#) — it is never sent to or stored on our servers.
Self-Destructing
Links expire after a set time or number of views. Once burned, the ciphertext is permanently deleted.