Your wallet is your address.
Receive critical DeFi alerts to your inbox, Telegram, or phone — without sharing your contact info with any protocol. Ever.
The Protocol never learns your email.
We've engineered Herald so that yours identities map on-chain without any central party ever knowing your contact info.
The Legacy Path
Direct PII Exposure
Protocols mapping your wallet to your email in their central database.
WALLET
EMAIL
CENTRAL_DATABASE_LEAK_RISK_DETECTED
The Herald Path
Cryptographic Isolation
Identity is resolved in-memory within a Trusted Execution Environment.
WALLET
ENCRYPTED
[TEE_ATTESTATION_VALIDATED_ON_CHAIN]
Setup in three steps.
01AUTH
Connect Wallet
Link your Phantom, Solflare, or Backpack wallet to establish your on-chain identity.
02ENCRYPT
Verify Identity
Enter your contact details. Our SDK encrypts them locally using your wallet's public key.
03LIVE
Enable Alerts
Sign a one-time transaction to register your encrypted endpoint on the Solana network.
Your first notification is one install away
Install the SDK, call notify(), and Herald handles encryption, on-chain resolution, and delivery.
$
npm i @herald-protocol/sdk