Learn
How nullpay. protects your privacy
This guide explains the problem nullpay. addresses and how our solution works. We built nullpay., so we encourage you to read critically and verify our claims independently.
- 01the problem
Your Payments Talk
The context
Every alternative tried to solve this. None survived.
- 02why alternatives fail
The Disappearing Option
Alternatives
In 1982, David Chaum sealed a message inside an envelope — and changed everything.
- 03the breakthrough
The Sealed Envelope
Blind signatures
The math works. Here’s what we built on top of it.
- 04the design
How NullPay Works
The product
Every privacy system has boundaries. Here are ours — honestly.
- 05the limits
Threat Model
Boundaries
What data does NullPay actually store? Every field, every party.
- 06the ledger
Data Inventory
What’s stored
A system is only as strong as its weakest trust assumption.
- 07the proof
Why Trust This
Trust model
Privacy is a right. Here’s what the law says.
- 08the foundation
The Law
Legal basis
Still have questions? We have answers.
- 09the details
FAQ
Questions
Ready to try it?
Pay with your card. Receive a voucher. No party holds the full picture.