- Demonstrates control of the address.
- Can be used to approve a particular action or set of actions.
- Is a verifiable piece of cryptographic data that can be used onchain or offchain.
Example Use Cases
- Identity/Sign-on: Use API Wallets to sign into applications or prove ownership of a wallet.
- Multi-signature API Wallets: Have multiple parties sign partial messages, which are then combined to create a valid transaction or decrypt information.
- Scalable, high-frequency interactions: Have games or trading apps use signatures to verify actions and submit batch updates to the blockchain.