Securitize & RedStone Launch “Trusted Single Source Oracle” to Secure Tokenized Fund NAVs
Securitize, among the world's leading issuers of tokenized assets, in partnership with oracle provider RedStone, has introduced a whitepaper unveiling a new oracle framework. Dubbed the Trusted Single Source Oracle (TSSO), it targets a critical infrastructure challenge—authenticating and securing Net Asset Value (NAV) data of tokenized private funds on-chain.
📌 Context & Motivation
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Unlike typical DeFi oracles that rely on aggregating multiple price feeds to ensure accuracy and resistance to manipulation, tokenized private funds depend on a single fund administrator for NAV data. This one-source model introduces inherent trust and transparency issues.
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TSSO addresses this by establishing a cryptographically linked chain of NAV updates that verifies data integrity from source to on-chain consumer.
🛠 Technical Overview
| Component | Function | Benefit |
|---|---|---|
| Chained NAV Updates | Each NAV report includes a digital signature, timestamp, reference to previous entry, and a digest securing the sequence | Creates an immutable audit trail—tampering with any update invalidates the chain |
| Dual-Key System | 'Root key' (cold storage) for major updates; 'Chain key' for frequent small changes | Balances high security with operational efficiency—avoids signing fatigue |
As Jakub Wojciechowski, RedStone’s founder, noted, “We know that they will not miss any single price update, because the next price update is cryptographically connected to the previous one”.
🚀 Institutional Adoption & RWA Landscape
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TSSO is currently being piloted by Securitize across tokenized private funds backed by leading asset managers like BlackRock, Apollo, Hamilton Lane, and KKR.
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Tokenized real-world assets (RWAs) have seen explosive growth—from $5 billion in 2022 to over $24 billion by June 2025, with private credit accounting for more than half (~$14 billion) of that total.
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RedStone is already delivering data feeds, including NAVs and interest rates, for Securitize’s tokenized products—such as the BlackRock USD Institutional Digital Liquidity Fund (BUIDL) and Apollo’s ACRED fund—across Ethereum and other networks.
🌉 Significance for DeFi & Institutional Finance
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TSSO effectively bridges the trust gap between traditional finance's single-source valuation model and DeFi’s need for on-chain data integrity.
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By offering a verifiable, tamper-resistant chain of NAV updates, the technology enables tokenized funds to act as reliable collateral in DeFi applications—supporting lending, yield strategies, and instant settlements.
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This innovation aligns with a broader wave of institutional integration: tokenized private credit now accounts for a majority share of RWAs, and prominent firms like BlackRock and JPMorgan are engaging directly with the space.
🔭 What’s Next?
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Pilot outcomes will be pivotal—tech adoption by fund administrators, custodians, and DeFi protocols could elevate TSSO to an industry-standard.
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If successful, TSSO could unlock more liquidity for tokenized assets, enabling them to power composable DeFi products (e.g., collateralized vaults, money market engagements).
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As global RWA tokenization is projected to encompass 10–30% of global assets by 2030–2034 (potentially tapping into a $400 trillion opportunity), technologies like TSSO may prove foundational.
The Trusted Single Source Oracle is more than a novel oracle protocol—it’s a structural enabler for institutional-grade tokenization. By cryptographically securing single-source NAV data and anchoring it in an unbroken chain, TSSO transforms the weakest link of tokenized funds into a verifiable, DeFi-compatible data stream.
If widely adopted, TSSO could catalyze a dramatic expansion of on-chain use cases for RWAs—from lending and trading to new financial primitives—driving deeper convergence between traditional finance and decentralized ecosystems.
