Secure, Efficient, Scalable
Top-tier, battle-tested security solutions for 260+ institutions since 2021.
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Committed to the highest standards of security and compliance.
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MPC Self-Custody
Enterprise-grade digital asset self-custody services
Eliminate single-point failures to manage digital assets
- MPC and TEE technologies protect your digital assets with the highest level of security.
- Manage wallets and transfer funds on multiple terminals, including the mobile App and Web Console.
- Policy Engine flexibly controls access authorization.
- Off-chain multisignature enhances approval privacy and significantly reduces on-chain transaction fees.
Interact with dApps under multi-party control
- Supports all public EVM-compatible blockchains and DeFi protocols.
- Policy Engine meticulously delegates transaction permissions.
- Real-time contract monitoring and phishing detection safeguard every transaction.
- Customize RPC nodes for diverse business scenarios.
- Collaboratively manage smart contract owner’s permissions to reduce single-point risk in critical operations.
Enterprise-grade digital asset self-custody services
- Seamlessly create and manage millions of MPC wallets with APIs.
- Automatic gas fuelling and sweeping significantly improve integration efficiency and accelerate your business success.
- Web3 API securely controls the entire lifecycle of smart contracts.
- API Co-Signer automates transaction approval and signing.
- MPC and TEE technologies provide multi-layer security to eliminate single-point-of-failure risk for private keys.
MPC Node Suite
White-label MPC privatization solutions
Flexibly build MPC wallets for seamless integration into your applications
- Fully privatized, with hardware-level data security and privacy protection under your control.
- A secure, universal, and cross-platform MPC-TSS key management solution.
- Support diverse business scenarios to accelerate your success.
Safest software is
open source
Safeheron independently developed MPC algorithms and is now the world's first company to open-source the mainstream MPC-TSS algorithm in C++.




Why choose us?
100% control over assets
3-of-3 MPC-TSS key management eliminates the single-point failures with full asset control.
Open-source algorithms
Safeheron open-sourced the world's first MPC-TSS algorithm library implemented in C++.
Maximum security
Safeheron’s multi-layer security defenses against state-level attacks.
Certified and insured
Safeheron is certified with ISO/IEC 27001:2022 and SOC 2 and is insured by Lockton.
Extensive features
Safeheron offers one-stop management for Web3, DeFi, NFTs, and smart contracts.
Governance and policy
TEE Policy Engine customizes multi-dimensional policies and approval workflows.
Technical support
Robust technical support encompasses use cases, solutions, technologies, and security expertise.
Diversified solutions
Battle-tested SaaS services and MPC privatization solutions.
Hear from our customers
Latest Updates from Safeheron
What Is an Embedded Wallet?
What is an embedded wallet? It is a crypto wallet built directly into an app or website, created automatically when a user signs up. The user never downloads a separate wallet, writes down a seed phrase, or leaves the product to approve a transaction. For businesses, an embedded wallet removes the biggest point where new users drop off. How It Feels to the User For the user, an embedded wallet is just part of their account. They log in with an email, a social account, or a passkey, and a wallet address is already waiting. Behind that simple experience sit secure login, split key management, and smart accounts that can cover transaction fees. Our article How Does an Embedded Wallet Work? explains each of these layers in detail. Where Embedded Wallets Are Used In each case, the embedded wallet works best when users barely notice it is there. What to Consider Before Adding an Embedded Wallet Who controls the keys. Some embedded wallets are fully custodial, others split control between the user and the provider. Decide which model fits your product and your regulatory position before choosing a vendor. Account recovery. Users will lose phones. Plan how they regain access, whether through a backup share, a trusted device, or a recovery flow, without creating a weak point attackers can use. […]
How Do Stablecoin Companies Use WaaS?
How do stablecoin companies use WaaS? Issuers use it to manage minting, redemption, and treasury wallets, while payment and distribution companies use it to open collection and payout addresses for merchants and users, handle cross-chain transfers, and reconcile. As the U.S. GENIUS Act, the EU’s MiCA, and Hong Kong’s Stablecoins Ordinance take effect, stablecoin wallets need to be not only secure but also able to meet compliance requirements such as freezing, anti-money laundering, and asset segregation. What Do Stablecoin Regulations Require of Wallets? The U.S. GENIUS Act was signed into law on July 18, 2025, and will take full effect no later than January 18, 2027. It requires licensed stablecoin issuers to have the technical ability to freeze, seize, or burn stablecoins when they receive a lawful order. Issuers are treated as financial institutions under the Bank Secrecy Act and must run anti-money laundering and sanctions screening programs, and reserve assets must cover outstanding tokens one to one and be segregated from the issuer’s own assets. The EU’s MiCA has regulated e-money tokens and asset-referenced tokens since June 2024, and Hong Kong’s Stablecoins Ordinance took effect on August 1, 2025, with licenses issued by the HKMA. The details differ by region, but the requirements at the wallet layer are broadly the same: secure keys, traceable approvals, screenable transactions, and the […]
How to Migrate from an In-House Wallet to WaaS
How do you migrate from an in-house wallet to WaaS? Start by taking stock of your existing chains, addresses, and system integrations, then choose a migration path: generating new addresses in WaaS and moving assets over, or importing existing private keys into the new system. After that, run the old and new systems in parallel and switch users and funds over in phases. Done well, the whole migration can be completed without any downtime. When Should You Consider Migrating from an In-House Wallet to WaaS? Many exchanges and payment companies built their own wallets early on, and a few years later they tend to run into the same problems: every new chain takes weeks of engineering time; private keys are still stored in full on servers or hardware, creating a single point of failure; audit, certification, and regulatory requirements keep rising; and the engineers who originally built the wallet may have left. If the cost of maintaining your wallet now outweighs the differentiation it brings, or your security architecture can no longer keep up with the size of your funds, it’s time to consider migrating. For a cost comparison of building versus buying, see How Much Should a Wallet Cost? What Should You Prepare Before Migrating? First, inventory your assets and addresses: which chains and tokens you support, how many […]
What Is a WaaS API?
What is a WaaS API? It is the programming interface that Wallet-as-a-Service (WaaS) exposes for a business’s systems to call. Through it, a business’s backend creates wallets and addresses, initiates transfers, checks balances, and receives deposit and transaction status notifications via webhooks. Key management, signing, and on-chain interactions all happen behind the API, so the engineering team only has to handle business logic. What Endpoints Does a WaaS API Usually Include? The first category is wallet and address endpoints, used to create wallet accounts, generate addresses in bulk for users or merchants, and check balances for each address on each chain. The second is transaction endpoints, used to initiate transfers, estimate fees, and check transaction status, with some providers also supporting contract calls and message signing. The third category is callback endpoints (webhooks). When an address receives a deposit, a transaction is confirmed, or an approval status changes, WaaS notifies the business’s server proactively, so the business doesn’t have to keep polling. The fourth is risk and compliance endpoints, used to manage whitelists, configure transaction policies, and retrieve anti-money laundering screening results. Different use cases emphasize different endpoints: exchanges rely most on address generation, deposit callbacks, and sweeping, while payment companies focus more on stablecoin transfers and reconciliation. For the key API considerations in stablecoin payments, see Wallet API for […]
WaaS vs MPC Wallet: What’s the Difference?
WaaS vs MPC wallet: what’s the difference? They aren’t an either-or choice. An MPC wallet describes how private keys are protected, which makes it a key management technology. WaaS describes how a wallet is delivered, which makes it a service model. Many WaaS offerings are built on MPC, so the real choice for a business is whether to build its own wallet with MPC, use a ready-made MPC wallet platform, or integrate wallet capabilities into its own product through WaaS. What Are an MPC Wallet and WaaS? An MPC wallet uses multi-party computation (MPC) to manage private keys. From the moment it is generated, the private key exists only as shards distributed across multiple parties, which compute signatures together, so the complete private key never appears. Unlike multisig, MPC produces a single standard signature on-chain, so it works with almost every public blockchain. For more on how it works, see What Is an MPC Wallet? WaaS (Wallet-as-a-Service), on the other hand, is when a provider packages address management, transaction signing, multi-chain connectivity, and risk controls into an API or SDK that a business’s systems call directly. Underneath, it can run on MPC, hardware security modules (HSMs), or smart contract wallets. Its focus is how the wallet is used, not how it is protected. How Do WaaS and MPC Wallets Differ […]