Zero-knowledge delivery API

Encrypt a one-time secret with the SDK on your device. The API receives the encrypted container and delivery settings; the decryption key stays with the link you share.

What zero-knowledge gives you

SDK and CLI packages for Node.js 20 and newer
Encrypted containers, one-time retrieval, expiry and early deletion
Idempotency keys, quotas and an OpenAPI specification
Create a free beta API key in your browser

Related pages

For developers: API · SDK (@pcpx/sdk) · CLI (@pcpx/cli)

Open the secure app at pcpx.one and create your encrypted link.