Auth

Onchain money movement, simplified.

AUTH by zerohash turns complex onchain transfers into simple, secure account-to-account payments, connecting 100M+ wallet users across 600+ integrations.

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Auth

Money is onchain, but accounts aren't linked

As crypto and stablecoins move into mainstream financial products, AUTH turns onchain transfers into something as simple and trusted as any other payment.

Every connection carries the same rigor zerohash brings its most heavily regulated institutional clients: verified, compliant, trusted.

QR Code / Address Exposed

User copies 42-character address manually
Must select correct chain themselves
No control over source of funds
Can't block deposits from mixers/unknown wallets
No account ownership verification
Compliance teams rely on post-hoc analysis

AUTH by zerohash

Authenticate directly with source account
Chain/network abstracted away entirely
Platform controls which sources are allowed
Whitelist custodial exchanges only (if desired)
KYC-to-account matching
Industry-leading compliance depth
AlineaAlinea
Alinea
Case studyalinea-invest
BlackRockBlackRock
BlackRock
Case study
BoltBolt
Bolt
Case study
CurrentCurrent
Current
Case study
DarftKingDarftKing
DarftKing
Case study
FelixFelix
Felix
Case studyfelix-pago
FrankinFrankin
Frankin
Case study
GustoGusto
Gusto
Case study
IG GroupIG Group
IG Group
Case study
Interactive BrokersInteractive Brokers
Interactive Brokers
Case study
KalshiKalshi
Kalshi
Case studykalshi
LightsparkLightspark
Lightspark
Case study

How it works

Simple, secure account linking

AUTH replaces address-based transfers with verified account-level connectivity built for regulated financial platforms

Auth
Auth
Auth
Auth

Step 1

Choose a venue

Select an external wallet or exchange to connect

Step 2

Verify & link

AUTH verifies and links the account in seconds

Step 3

Confirm transfer

2FA confirms the transfer, no address needed

Step 4

Rapid settlement

Funds move onchain rapidly, compliance logged

IMPACT

Simple, secure account linking

AUTH replaces address-based transfers with verified account-level connectivity built for regulated financial platforms

How it works

Simple, secure account linking

AUTH replaces address-based transfers with verified account-level connectivity built for regulated financial platforms

Increase brokerage funding conversion through wallet linking

Simplify stablecoin checkout for payment providers

Enable compliant digital asset transfers for bank customers

Deliver verified digital asset payouts globally

Reduce deposit drop-off across marketplaces and apps

FAQs
What is AUTH by zerohash?
AUTH by zerohash is an onchain authentication and account-linking layer that enables secure, account-to-account movement of digital assets without requiring users to manage wallet addresses or blockchain networks.
Which wallets does AUTH support?
AUTH connects to more than 600 custodial and non-custodial wallets and exchanges, including MetaMask, Phantom, Trust Wallet, Coinbase, and more. Collectively, these represent an estimated 100 million users.
How is AUTH different from traditional wallet-linking tools?
AUTH is built for regulated financial platforms, not just Web3 applications. Unlike basic wallet connectors, AUTH enforces account-level verification, supports source-of-funds confidence, and delivers account-linking, custody, compliance, and settlement from one partner.
How does AUTH help reduce failed or misdirected transfers?
AUTH replaces manual address-based transfers with verified account-level connections. By removing wallet address copying and chain selection, it significantly reduces user error and operational support.
Can AUTH be used for stablecoin payments and funding flows?
Yes. AUTH can power stablecoin funding, pay-ins, payouts, and digital asset transfers by enabling secure, account-to-account movement between wallets and financial platforms.
Can AUTH integrate with funding and payments?
Yes. AUTH can operate standalone or embed within zerohash products like Account Funding, Payins, and Payouts.
How does AUTH improve compliance?
AUTH links transfers to verified, KYC’d user accounts rather than anonymous wallet addresses, helping platforms gain confidence in source of funds.