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Secure Stacks,
Earn Bitcoin

Get rewarded in Bitcoin for helping secure the Stacks protocol and be a part of unlocking Bitcoin DeFi.

SECURED by INDUSTRY LEADERS

Signers play a crucial role in the security and functionality of the sBTC protocol by approving all sBTC deposit and withdrawal operations. With a requirement of 70% consensus for transaction approval, Signers maintain the delicate balance between the protocol's liveness and security.

[ JOIN THE SIGNERS NETWORK ↗ ]

Programmable Bitcoin is here

Bitcoin native

sBTC leverages Stacks' unique connection to Bitcoin, enabling 100% Bitcoin finality and native BTC yield.

Capital unlocked

With sBTC, over $1T in latent capital  is unlocked within the Bitcoin economy.

Bitcoin security

sBTC is secured by a decentralized network of signers, removing the need to trust a single entity or exchange.

Links

[ Docs ↗ ]

[ Whitepaper ↗ ]

Bitcoin Security

Security is the bedrock of sBTC, supported by comprehensive audits from Asymmetric Research and ImmuneFi's bug bounty program. sBTC is also backed by Stacks' robust Proof of Transfer (PoX) mechanism, Stacks' market cap, and Bitcoin finality which was delivered through the recent Nakamoto upgrade.

With a multi-layered approach, sBTC sets a new standard for digital asset security.

In Good Company

[ MEET THE sBTC SIGNERS ↗ ]

Along with miners, Signers play a key role in block production on the Stacks layer, while sBTC Signers are responsible for approving all sBTC deposit and withdrawal operations of sBTC. With a requirement of 70% consensus for transaction approval, Signers maintain the protocol's liveness and security.

1

Hex Trust

Regulated institutional digital asset Custody, Staking and Markets services for builders, investors and service providers

1

Bitfinex

One of the world’s longest-running exchanges, trusted by professionals and committed to financial freedom.

1

The Tie

Intelligence, infrastructure, advisory, and communication solutions that power institutional participation in digital assets.

1

Ankr

Ankr connects developers, dApps, wallets, exchanges, and all other use cases to blockchains

1

HashKey Cloud

HashKey Cloud is the institutional staking and yield infrastructure of HashKey Group.

1

Blockdaemon

Complete institutional solution for seamless, secure, and efficient Web3 services.

1

Copper

Custody, Stacking, and SIP-10 support for the Stacks network

1

BitGo

BitGo provides regulated custody, financial services, and core infrastructure for investors and builders alike.

1

Figment

Industry leading staking provider and upcoming sBTC Signer

1

Luganodes

Swiss-Operated enterprise grade staking & upcoming sBTC signer

1

Stacking DAO

Liquidity for stacked tokens on Stacks

1

Xverse

The Bitcoin wallet for everyone. Connect to Stacks apps and stacking pool with Ledger support. iOS, Android and Chrome.

1

Asymmetric Research

Asymmetric Research is a boutique security venture focused on deep partnerships with L1/L2 blockchains and DeFi protocols

1

Aptos Foundation

Aptos is the Layer 1 blockchain engineered to evolve

1

Luxor

Software and financial services for the future of Bitcoin mining.

1

Signal21

The premier blockchain data and intelligence platform of the Bitcoin economy

1

Restake

Restake is an institutional Stacks Signer and Stacking pool

1

InfStones

InfStones' easy-to-use blockchain infrastructure gives you all the power and control you need to create products

1

SenseiNode

Build with the leading node infrastructure in Latin America.

1

NEAR Foundation

Delivering on the promises of Web3, with Chain Abstraction.

1

Staking Defense League

Blockchain agnostic collective of crypto infrastructure providers

1

Fast Pool by Ryder

Community-run Stacking pool paying in STX

1

Planbetter

Non-custodial Stacking Pool paying in BTC

1

Degen Lab

Innovative developer agency specializing in Stacks, Clarity, and Bitcoin

*Only subset of these Signers are currently responsible for signing sBTC transactions. Learn more.

Become a Signer

By joining the network of sBTC signers, you participate in the future of the Bitcoin ecosystem.

Contribute to Bitcoin scalability

As Bitcoin becomes congested and fees rise, Layer 2 solutions like sBTC solve a critical pain point for companies and users alike.

Learn more

Secure the next generation of Bitcoin products

Signers run critical infrastructure to support the development of Bitcoin DeFi, NFTs & more.

Learn more

Earn BTC rewards

By securing the Stacks layer, signers are compensated proportionally to their stacked STX.

Learn more

What is sBTC?

sBTC is a 1:1 Bitcoin-backed asset, enabling users to put their BTC to work in DeFi, dApps, and other applications.

Bitcoin Finality

All Stacks transactions, including those that involved sBTC, benefit from 100% Bitcoin finality. This means transactions on Stacks are as irreversible as Bitcoin's once confirmed.

Programmability

Access a world of new use cases for Bitcoin thanks to Clarity, a full featured smart contract language optimized for security and predictability.

Censorship-resistant

sBTC operations happen on the Bitcoin main chain, meaning that external actors cannot censor these operations.

ProgramOpemable

Anyone can become an sBTC signer and technology partners make getting started simple.

More about Signing and sBTC

Meet leading Bitcoin organizations embracing sBTC.

See all

1

Earn Bitcoin with the sBTC Rewards Program

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The Phases of sBTC: Roadmap

3

How Signing & Stacking Secure the Network

Programmable Bitcoin is here

Earn Bitcoin

Earn Bitcoin by joining the sBTC Rewards Program.

EARN BTC ↗

sBTC Roadmap

Check out the upcoming sBTC rollout phases.

sBTC ROADMAP ↗

Why Signers

Learn how signing and stacking secure the Stacks network.

SIGNER DOCS ↗

Links

[ Docs ↗ ]

[ Whitepaper ↗ ]

Build on Bitcoin without compromise

sBTC enables programmability for Bitcoin's underlying value while maintaining the security properties, fungibility, and transferability of Bitcoin.

Check out the rollout strategy for sBTC.

Bitcoin is ready to be brought onchain.
No middlemen. No centralized custodians.

Build WITH SBTC

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Zest Protocol

Zest Protocol is a lending protocol, built for Bitcoin.

2

BitFlow

The decentralized exchange for Bitcoiners

4

Granite

An autonomous Bitcoin liquidity protocol where users can participate as liquidity providers, borrowers, or liquidators.

Explore sBTC

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BitFlow

The decentralized exchange for Bitcoiners

1

Alex

An autonomous Bitcoin liquidity protocol where users can participate as liquidity providers, borrowers, or liquidators.

1

Zest Protocol

Zest Protocol is a lending protocol, built for Bitcoin.

1

Granite

An autonomous Bitcoin liquidity protocol where users can participate as liquidity providers, borrowers, or liquidators.

1

Blockchain.com

The world’s leading crypto finance house since 2011.

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Binance

Largest world cryptocurrency exchange in terms of daily volume.

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Coinbase

Largest and most popular U.S.-based exchange.

1

OKX

Global exchange and the second biggest crypto exchange by trading volume, serving over 50 million people globally.

1

CoinList

CoinList is where the best crypto projects launch.

1

Bitget

Seychelles-based exchange with 20+ million users across 100 countries with a focus on copy trading and smart trading tools.

1

Ankr

Ankr connects developers, dApps, wallets, exchanges, and all other use cases to blockchains

1

Aptos Foundation

Aptos is the Layer 1 blockchain engineered to evolve

1

Asymmetric Research

Asymmetric Research is a boutique security venture focused on deep partnerships with L1/L2 blockchains and DeFi protocols

1

Bitfinex

One of the world’s longest-running exchanges, trusted by professionals and committed to financial freedom.

1

BitGo

BitGo provides regulated custody, financial services, and core infrastructure for investors and builders alike.

1

Blockdaemon

Complete institutional solution for seamless, secure, and efficient Web3 services.

1

Copper

Custody, Stacking, and SIP-10 support for the Stacks network

1

Degen Lab

Innovative developer agency specializing in Stacks, Clarity, and Bitcoin

1

Fast Pool by Ryder

Community-run Stacking pool paying in STX

1

Figment

Industry leading staking provider and upcoming sBTC Signer

1

HashKey Cloud

HashKey Cloud is the institutional staking and yield infrastructure of HashKey Group.

1

Hex Trust

Regulated institutional digital asset Custody, Staking and Markets services for builders, investors and service providers

1

InfStones

InfStones' easy-to-use blockchain infrastructure gives you all the power and control you need to create products

1

Luganodes

Swiss-Operated enterprise grade staking & upcoming sBTC signer

1

Luxor

Software and financial services for the future of Bitcoin mining.

1

NEAR Foundation

Delivering on the promises of Web3, with Chain Abstraction.

1

Planbetter

Non-custodial Stacking Pool paying in BTC

1

Restake

Restake is an institutional Stacks Signer and Stacking pool

1

SenseiNode

Build with the leading node infrastructure in Latin America.

1

Signal21

The premier blockchain data and intelligence platform of the Bitcoin economy

1

Stacking DAO

Liquidity for stacked tokens on Stacks

1

Staking Defense League

Blockchain agnostic collective of crypto infrastructure providers

1

The Tie

Intelligence, infrastructure, advisory, and communication solutions that power institutional participation in digital assets.

1

Xverse

The Bitcoin wallet for everyone. Connect to Stacks apps and stacking pool with Ledger support. iOS, Android and Chrome.

02

Dual Stacking: Stacks Becomes The First Protocol Where Bitcoin Earns Bitcoin

Stacks

·

Dec 2

02

Bitcoin Layers and the Path to Universal Utility

CfC St. Moritz

·

Apr 3

02

It's Time To Make Your BTC Productive Again

Aspen Digital

·

Apr 3

02

Blockchair Launches Stacks Explorer

DL News

·

Mar 13

See all

FAQ

When will sBTC be available?

sBTC deposits will be available on the mainnet starting December 16, 2024, with withdrawals expected 6-8 weeks later.

Full decentralization of the Signer set will follow in a subsequent phase, gradually expanding beyond the initial 15 community-elected signers.

What sets sBTC apart?

sBTC is a true Bitcoin native product
sBTC is backed by respected leaders in the Bitcoin community (signer network)
sBTC’s security is provided by a decentralized network of validators/signers, rather than a single custodian, removing the need to trust a single entity or exchange
sBTC leverages 100% Bitcoin finality
sBTC’s technology offers optimal UX and DevEx for an L2
sBTC is a fully transparent project/product working in the open with public code

What security measures have been put in place to ensure sBTC is safe?

Partnerships with top-tier security experts have been established to ensure the protocol is fortified at every level:

Asymmetric Research: Known for their rigorous research and protocol audits, Asymmetric brings security expertise to sBTC to identify and mitigate potential vulnerabilities.
ImmuneFi: A robust bug bounty program incentivizes ethical hackers to uncover and address potential issues, adding an additional layer of defense.
3rd Party Audits: Independent audit reports will be completed for additional security reviews, ensuring the protocol is thoroughly vetted by external experts.

What wallets are supported for sBTC?

Xverse and Leather wallets are supported — two leading wallets with seamless integrations designed for Bitcoin and Stacks users.

We are actively working with institutional custodians, staking providers, and other 3rd party wallets to support sBTC. More will be announced.

What are the steps to convert BTC to sBTC?

Ensure BTC is accessible via one of the following non-custodial wallets: Xverse and Leather.
To interact with the sBTC protocol and mint sBTC, head to bridge.sbtc.tech and connect your non-custodial wallet with BTC ready to deposit.
Enter BTC amount to convert to sBTC (bridge.sbtc.tech will guide you through this step).
Enter your Stacks receiving address to initiate the transfer. This action will enroll you in the rewards program (bridge.sbtc.tech will guide you through this step).
Seamlessly start earning sBTC rewards. sBTC is automatically paid every two weeks to the STX address used to enroll in your non-custodial wallet.