# publicKeyP256

Description: publicKeyP256 cheatcode documentation

Note: This document was authored using MDX

  Source: https://github.com/NomicFoundation/hardhat-website/tree/main/src/content/docs/docs/reference/cheatcodes/Utilities/public-key-p256.mdx

### Signature

```solidity
function publicKeyP256(
  uint256 privateKey
) external pure returns (uint256 publicKeyX, uint256 publicKeyY);
```

### Description

Derives secp256r1 public key from the provided `privateKey`.