StableProtocol: Redefining the New Financial Paradigm of Decentralized Privacy Stablecoins

The world's first user-forged, ZK-SNARKs-based privacy stablecoin protocol officially goes live.

In 2026, the cryptocurrency market witnesses a milestone moment - the mainnet of Stable Protocol (ST) is officially online. Led by StableDAO and deployed on the Solana blockchain, this decentralized privacy stablecoin protocol is attempting to solve two long-standing challenges that have plagued the industry: how to achieve transaction privacy while maintaining stability.

Privacy and Stability: An Industry-Wide Dilemma

Before Stable, users were forced to choose between two imperfect solutions. Bitcoin and Ethereum, while decentralized, are fully transparent - anyone can trace fund flows on blockchain explorers. Privacy coins like Monero (XMR) and Zcash protect transaction privacy but suffer from extreme price volatility, making them unreliable as stores of value. Meanwhile, stablecoins like USDT and USDC maintain price stability but offer zero privacy protection - transaction parties, amounts, and timestamps are all publicly visible.

How large is this market gap? The answer is trillion-dollar scale.

According to DefiLlama data, the total stablecoin market cap has grown from approximately $198.76 billion a year ago to about $308.45 billion, representing a 55% annual increase. At the same time, demand for privacy protection is growing rapidly. In a recent $120 million USDT money laundering case, Tether urgently froze about $72 million, but approximately $48 million still successfully passed through privacy channels like Monero - highlighting the critical privacy shortcomings of traditional stablecoins.

Stable Protocol: Deconstructing the Stability + Privacy Dual Innovation

Stable Protocol achieves the fusion of stability and privacy through two key technologies: 1:1 USDC pegging mechanism + zero-knowledge proof (zk-SNARKs) privacy layer.

I. The Four-Token Circular Economy Model

Stable has built a complete four-tier token ecosystem, forming a closed-loop economic value cycle:

- USDC: External anchor asset, serving as the protocol's value entry and exit

- ST: Privacy stable token, maintaining a 1:1 peg with USDC

- STA: First-tier derivative token, forged from ST over 1 day with 0.8% yield

- STB: Second-tier derivative token, forged from STA over 1 week with 8.0% yield

The forging path is: USDC → ST → STA → STB → USDC. A complete cycle takes 8 days, with a single-cycle yield of 8.864% and an annual simple interest of approximately 404%. All forging and burning are automatically executed by smart contracts - transparent, open, and immutable.

II. ZK-SNARKs-Based Privacy Protection

Stable employs zero-knowledge proof technology, one of the strongest privacy protection solutions in cryptography. When a user deposits USDC, the smart contract generates an encrypted deposit commitment. When withdrawing, the user constructs a zero-knowledge proof to demonstrate to the network that "I know the secret of a deposit commitment and have never used it before" - but never reveals which specific commitment it is. After verification, funds are sent to a completely new address unrelated to the deposit address.

The deposit and withdrawal links are completely severed, and transactions are untraceable. Moreover, the more people use ST, the more complex the transactions become, the larger the anonymity set grows, and the stronger the privacy becomes - this is Stable's Privacy Flywheel Effect.

Security and Technology Assurance

Stable Protocol has built multiple layers of security defenses:

1. Fully Open Source: Code is publicly auditable on GitHub; any developer can review and verify

2. Formal Verification: Core code has undergone mathematical formal verification, logically proving that contract behavior meets expectations

3. Multiple Security Audits: Multi-round code audits completed by world-leading security firms

4. Renounced Ownership: Contract ownership permanently renounced - no one can modify rules or transfer assets

5. Bug Bounty

Program: Encouraging white-hat hackers to discover and report potential vulnerabilities

Decentralized Governance and Long-Term Roadmap

Stable is governed by StableDAO, an open-source decentralized autonomous organization maintained by a global technical community. **Everyone has voting rights in governance; everyone is a forger and issuer. Even if the DApp front-end becomes inaccessible, users can directly interact with contract addresses for forging and redemption - truly achieving censorship resistance.

In the next 12 months, Stable plans to expand to additional high-quality collateral assets (USDT, DAI, etc.) and deploy to Ethereum Layer 2 networks and other high-performance blockchains. In the long term, the ecosystem will incubate privacy payment, privacy lending, and other derivative protocols built on ST, constructing a comprehensive privacy finance ecosystem.

Official Website: www.stabledao.org

Media Relations
Global News Online
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https://www.globalnewsonline.info

Stable Protocol achieves the fusion of stability and privacy through two key technologies: 1:1 USDC pegging mechanism + zero-knowledge proof (zk-SNARKs) privacy layer.

This release was published on openPR.