> ## Documentation Index
> Fetch the complete documentation index at: https://docs.revoengine.com/llms.txt
> Use this file to discover all available pages before exploring further.

# util.ecdsaVerify()

> Public low-code contract, signatures and examples for util.ecdsaVerify.

## `util.ecdsaVerify()`

Async P-256/SHA-256 verification of exact bytes. Key: PEM or canonical Base64 DER SPKI; signature: Base64 DER.

### Signature

```ts theme={null}
static ecdsaVerify(publicKey: string, payload: Buffer | string, signature: string): Promise<boolean>;
```

See [all util methods](https://docs.revoengine.com/low-code/reference/util.md) or [runtime basics](https://docs.revoengine.com/low-code/overview.md).


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