Integration provides Fireblocks' institutional clients with frictionless access to a yield-bearing stablecoin backed by tokenized U.S. Treasuries.
October 30, 2025

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Digital asset custody platform Fireblocks has announced global support for Frax USD ($frxUSD), making the stablecoin automatically available across all its institutional client workspaces without requiring new configuration.
This move simplifies access for institutions to a stablecoin collateralized by tokenized U.S. Treasuries. The backing includes assets managed by financial giants BlackRock and Superstate, providing a layer of transparency and security that appeals to institutional-grade participants.
The stablecoin, issued by Frax Finance, is backed by tokenized U.S. Treasuries through partnerships with BlackRock and Superstate Inc. It adheres to the GENIUS Act of 2025 standards, a U.S. federal framework for payment stablecoins that emphasizes regulatory compliance, redeemability at a fixed value (such as $1), and separation from securities or insured deposits. Additionally, frxUSD is cross-chain compatible across more than 20 blockchain networks via LayerZero technology, enabling seamless interoperability.
For the industry, this signals a growing trend of institutional-grade infrastructure embracing stablecoins with transparent, real-world asset (RWA) backing. By providing seamless access to a cross-chain, Treasury-backed asset, Fireblocks is bridging the gap between traditional financial instruments and the decentralized finance (DeFi) ecosystem.
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