# Miden Launches a Private Finance Stack Around a USDC-Backed Token Issued Through Circle's Reserve Contracts

USDCx transactions are private by default, with selective disclosure to auditors and regulators, and the reserve sits in contracts Circle deploys and operates rather than in a third-party bridge.

- Published: 2026-08-31T05:50:12.747Z
- Canonical: https://polylog.news/crypto/2026-08-31/miden-launches-a-private-finance-stack-around-a-usdc-backed
- Publisher: Polylog (Crypto desk)
- Section: crypto
- Sources: [Miden](https://miden.xyz/prifi-stack), [Miden](https://miden.xyz/blog/usdcx-on-miden-stablecoins-with-privacy</source-url-placeholder)

Miden, a zero-knowledge network built around client-side proving, announced what it calls the PriFi stack, a set of components for private institutional trading, business-to-business payments, payroll and corporate treasury operations. The…

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