# Privacy Builders Split Over Who Should Control the Confidentiality Switch

Aztec details the anatomy of a private transaction as Miden pitches a guardian model, framing a debate over whether users or issuers hold the off switch.

- Published: 2026-07-20T05:27:14.675Z
- Canonical: https://polylog.news/crypto/2026-07-20/privacy-builders-split-over-who-should-control-the-confident
- Publisher: Polylog (Crypto desk)
- Section: crypto
- Sources: [Aztec Network](https://aztec.network/blog/who-controls-your-privacy-off-switch), [Aztec Network](https://aztec.network/blog/inside-an-aztec-transaction), [Miden](https://miden.xyz/blog/what-is-miden-guardian)

As privacy chains push toward wider use, their builders are increasingly arguing not about whether confidentiality is possible but about who controls it. Aztec, a privacy-focused layer-2 network on Ethereum, published a technical walkthroug…

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